#688628 Color
#688628 is rgb(104, 134, 40) in RGB, hsl(79, 54%, 34%) in HSL, and about cmyk(22%, 0%, 70%, 47%) in CMYK. It has no registered color name of its own — the closest is Olive Drab (#6B8E23), clearly related but distinguishable side by side at ΔE 5.9. Black text is the more readable choice on this background.
#688628rgb(104, 134, 40)hsl(79, 54%, 34%)hsv(79, 70%, 53%)cmyk(22%, 0%, 70%, 47%)oklch(57.8% 0.125 125.5)lab(52.17% -21.86 44.48)lch(52.17% 49.56 116.18)What #688628 Is Called
Most hex codes have no name: there are 16.7 million of them and a few thousand registered names. These are the named colors nearest to #688628, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.
Browse the full index of named colors A-Z or every green in the library.
#688628 Channel Values
How #688628 breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.
| Model | Channels | Notes |
|---|---|---|
| RGB | R 104 · G 134 · B 40 | 8-bit channels as sent to the display |
| HSL | H 79° · S 54% · L 34% | Easiest model for building lighter and darker variants |
| HSV | H 79° · S 70% · V 53% | Matches the picker in most design tools |
| CMYK | C 22% · M 0% · Y 70% · K 47% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 4.18:1 vs white · 5.03:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #688628 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1. Contrast is one check, not a full accessibility review.
Need a specific ratio against another background? Open #688628 in the contrast checker.
Colors That Go With #688628
Pairings derived from color-wheel relationships. The complementary color sits opposite #688628; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.
Tints & Shades of #688628
Lighter tints and darker shades built by moving the lightness channel while holding hue and saturation, which is what you want for hover states, backgrounds, and text variants.
Want a full 50-950 ramp with semantic roles? Generate design tokens from #688628.
How #688628 Looks with Color Vision Deficiency
Simulated with the Viénot, Brettel & Mollon LMS projection model. Anomalous types are rendered as partial versions of the matching dichromacy, which is an approximation rather than a per-person clinical model.
#688628#818128#788328#7D7D2B#75812A#717F7F#6E8267#7C7C7CUsing #688628 in Code
Copy-ready declarations for the places this color usually ends up.
--color-688628: #688628;background-color: #688628;colors: { 'color-688628': '#688628' }Color(red: 0.408, green: 0.525, blue: 0.157)<color name="color_688628">#688628</color>fill="#688628"More Green Colors
#688628 sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.
#688628 Frequently Asked Questions
What color is #688628?
#688628 is a dark green — rgb(104, 134, 40) in RGB and hsl(79, 54%, 34%) in HSL. It carries no registered color name of its own; the closest named color is Olive Drab (#6B8E23), which is clearly related but distinguishable side by side at a CIE76 distance of 5.9.
What is the RGB value of #688628?
#688628 is rgb(104, 134, 40) — red 104, green 134, and blue 40 on the 0-255 scale.
What is the CMYK value of #688628?
#688628 converts to approximately cmyk(22%, 0%, 70%, 47%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #688628 be black or white?
Black text is the more readable choice. #688628 scores 4.18:1 against white and 5.03:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #688628 as a CSS color keyword?
No. #688628 is not one of the CSS color keywords, so it has to be written as a hex, rgb() or hsl() value. The closest keyword is olivedrab (#6B8E23) at a CIE76 distance of 5.9, which is clearly related but distinguishable side by side.
Open #688628 in a Tool
Keep exploring: every green in the color library, the guide to shades of green, or the full color library.