#1D4979#1D4979

#1D4979 is a dark, moderate cyan. Relative luminance 0.064; OKLCH L 40.0% C 0.095 H 252.9°. Best body text is #FFFFFF at 9.20:1 contrast (WCAG AA passes).

Color values

HEX	#1D4979
RGB	rgb(29, 73, 121)
HSL	hsl(211, 61%, 29%)
HSV	hsv(211, 76%, 47%)
CMYK	cmyk(76%, 39.7%, 0%, 52.5%)
CIE-LAB	lab(30.41, 2.70, -31.71)
CIE-LCH	lch(30.41, 31.83, 274.87°)
OKLab	oklab(40.04% -0.0277 -0.0904)
OKLCH	oklch(40.04% 0.095 252.9)
XYZ	xyz(6.3391, 6.4061, 18.9879)
Luminance	0.0641 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4979 #794D1D

analogous

#1D7779 #1D4979 #1F1D79

triadic

#1D4979 #791D49 #49791D

tetradic

#1D4979 #791D77 #794D1D #1D791F

square

#1D4979 #791D77 #794D1D #1D791F

split-complementary

#1D4979 #791F1D #77791D

monochromatic

#060F19 #112B48 #1D4979 #2967AA #3F85D1

Accessibility & contrast

On white

9.20

#1D4979 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#1D4979 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4979

9.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4979	#FFFFFF	#000000	##FFFFFF
##1D4979	1.00	9.20	2.28	9.20
#FFFFFF	9.20	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#334C7B

Deuteranopia (green-blind)

#254478

Tritanopia (blue-blind)

#00545B

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #1d4979;
/* rgb */ color: rgb(29, 73, 121);
/* oklch */ color: oklch(40.0% 0.095 252.9);

Tailwind

colors: {
  custom: {
    50: '#667ba0',
    500: '#1d4979',
    950: '#000000',
  },
}

SCSS

$custom: #1d4979;
$custom-light: #667ba0;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4979",
  "rgb": {
    "r": 29,
    "g": 73,
    "b": 121
  },
  "hsl": {
    "h": 211.304,
    "s": 61.333,
    "l": 29.412
  },
  "oklch": {
    "l": 0.40045,
    "c": 0.09452,
    "h": 252.9
  },
  "luminance": 0.06407
}

Semantic roles & 50–950 ramp

primary

#1D4979

secondary

#AD7B45

accent

#9743E4

background

#F6F7F9

surface

#EBEDF2

border

#C6C8CC

text

#07090E

muted

#7A7B7E

Preview Lab

Preview with #1D4979

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →