#154B7A Color
#154B7A is rgb(21, 75, 122) in RGB, hsl(208, 71%, 28%) in HSL, and about cmyk(83%, 39%, 0%, 52%) in CMYK. It has no registered color name of its own — the closest is Indigo Dye (#00416A), clearly related but distinguishable side by side at ΔE 5.64. White text is the more readable choice on this background.
#154B7Argb(21, 75, 122)hsl(208, 71%, 28%)hsv(208, 83%, 48%)cmyk(83%, 39%, 0%, 52%)oklch(40.4% 0.096 249.2)lab(30.38% -3.76 -32.30)lch(30.38% 32.52 263.37)What #154B7A 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 #154B7A, 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 blue in the library.
#154B7A Channel Values
How #154B7A 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 21 · G 75 · B 122 | 8-bit channels as sent to the display |
| HSL | H 208° · S 71% · L 28% | Easiest model for building lighter and darker variants |
| HSV | H 208° · S 83% · V 48% | Matches the picker in most design tools |
| CMYK | C 83% · M 39% · Y 0% · K 52% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 9.05:1 vs white · 2.32:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #154B7A 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 #154B7A in the contrast checker.
Colors That Go With #154B7A
Pairings derived from color-wheel relationships. The complementary color sits opposite #154B7A; 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 #154B7A
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 #154B7A.
How #154B7A 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.
#154B7A#45457A#37487A#3F3F7B#33447A#005353#005065#494949Using #154B7A in Code
Copy-ready declarations for the places this color usually ends up.
--color-154b7a: #154B7A;background-color: #154B7A;colors: { 'color-154b7a': '#154B7A' }Color(red: 0.082, green: 0.294, blue: 0.478)<color name="color_154b7a">#154B7A</color>fill="#154B7A"More Blue Colors
#154B7A sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.
#154B7A Frequently Asked Questions
What color is #154B7A?
#154B7A is a dark blue — rgb(21, 75, 122) in RGB and hsl(208, 71%, 28%) in HSL. It carries no registered color name of its own; the closest named color is Indigo Dye (#00416A), which is clearly related but distinguishable side by side at a CIE76 distance of 5.64.
What is the RGB value of #154B7A?
#154B7A is rgb(21, 75, 122) — red 21, green 75, and blue 122 on the 0-255 scale.
What is the CMYK value of #154B7A?
#154B7A converts to approximately cmyk(83%, 39%, 0%, 52%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #154B7A be black or white?
White text is the more readable choice. #154B7A scores 9.05:1 against white and 2.32:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #154B7A as a CSS color keyword?
No. #154B7A 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 steelblue (#4682B4) at a CIE76 distance of 22.1, which is visibly different.
Open #154B7A in a Tool
Keep exploring: every blue in the color library, the guide to shades of blue, or the full color library.