#1C4979#1C4979

#1C4979 is a dark, moderate cyan. Relative luminance 0.064; OKLCH L 40.0% C 0.095 H 252.6°. Best body text is #FFFFFF at 9.22:1 contrast (WCAG AA passes).

Color values

HEX	#1C4979
RGB	rgb(28, 73, 121)
HSL	hsl(211, 62%, 29%)
HSV	hsv(211, 77%, 47%)
CMYK	cmyk(76.9%, 39.7%, 0%, 52.5%)
CIE-LAB	lab(30.38, 2.56, -31.77)
CIE-LCH	lch(30.38, 31.87, 274.60°)
OKLab	oklab(40.01% -0.0284 -0.0905)
OKLCH	oklch(40.01% 0.095 252.6)
XYZ	xyz(6.3113, 6.3917, 18.9866)
Luminance	0.0639 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4979 #794C1C

analogous

#1C7879 #1C4979 #1E1C79

triadic

#1C4979 #791C49 #49791C

tetradic

#1C4979 #791C78 #794C1C #1C791E

square

#1C4979 #791C78 #794C1C #1C791E

split-complementary

#1C4979 #791E1C #78791C

monochromatic

#060F19 #102B47 #1C4979 #2867AB #3D85D2

Accessibility & contrast

On white

9.22

#1C4979 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#1C4979 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4979

9.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4979	#FFFFFF	#000000	##FFFFFF
##1C4979	1.00	9.22	2.28	9.22
#FFFFFF	9.22	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#334C7B

Deuteranopia (green-blind)

#244478

Tritanopia (blue-blind)

#00545B

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #1c4979;
/* rgb */ color: rgb(28, 73, 121);
/* oklch */ color: oklch(40.0% 0.095 252.6);

Tailwind

colors: {
  custom: {
    50: '#667ba0',
    500: '#1c4979',
    950: '#000000',
  },
}

SCSS

$custom: #1c4979;
$custom-light: #667ba0;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4979",
  "rgb": {
    "r": 28,
    "g": 73,
    "b": 121
  },
  "hsl": {
    "h": 210.968,
    "s": 62.416,
    "l": 29.216
  },
  "oklch": {
    "l": 0.40008,
    "c": 0.09489,
    "h": 252.6
  },
  "luminance": 0.06392
}

Semantic roles & 50–950 ramp

primary

#1C4979

secondary

#AD7A44

accent

#9742E5

background

#F6F7F9

surface

#EBEDF2

border

#C6C8CC

text

#06090E

muted

#7A7B7E

Preview Lab

Preview with #1C4979

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

Preview Lab → · Contrast checker → · Palette generator →