#1D4052#1D4052

#1D4052 is a dark, muted cyan. Relative luminance 0.045; OKLCH L 35.4% C 0.051 H 233.2°. Best body text is #FFFFFF at 11.01:1 contrast (WCAG AA passes).

Color values

HEX	#1D4052
RGB	rgb(29, 64, 82)
HSL	hsl(200, 48%, 22%)
HSV	hsv(200, 65%, 32%)
CMYK	cmyk(64.6%, 22%, 0%, 67.8%)
CIE-LAB	lab(25.37, -6.43, -14.66)
CIE-LCH	lch(25.37, 16.00, 246.32°)
OKLab	oklab(35.39% -0.0306 -0.0409)
OKLCH	oklch(35.39% 0.051 233.2)
XYZ	xyz(3.8625, 4.5368, 8.6532)
Luminance	0.0454 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4052 #522F1D

analogous

#1D524A #1D4052 #1D2652

triadic

#1D4052 #521D40 #40521D

tetradic

#1D4052 #4A1D52 #522F1D #26521D

square

#1D4052 #4A1D52 #522F1D #26521D

split-complementary

#1D4052 #521D26 #524A1D

monochromatic

#081217 #0D1D25 #1D4052 #2D637F #3D87AC

Accessibility & contrast

On white

11.01

#1D4052 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#1D4052 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4052

11.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4052	#FFFFFF	#000000	##FFFFFF
##1D4052	1.00	11.01	1.91	11.01
#FFFFFF	11.01	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#373F53

Deuteranopia (green-blind)

#303A52

Tritanopia (blue-blind)

#004546

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #1d4052;
/* rgb */ color: rgb(29, 64, 82);
/* oklch */ color: oklch(35.4% 0.051 233.2);

Tailwind

colors: {
  custom: {
    50: '#5f7482',
    500: '#1d4052',
    950: '#000000',
  },
}

SCSS

$custom: #1d4052;
$custom-light: #5f7482;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4052",
  "rgb": {
    "r": 29,
    "g": 64,
    "b": 82
  },
  "hsl": {
    "h": 200.377,
    "s": 47.748,
    "l": 21.765
  },
  "oklch": {
    "l": 0.35391,
    "c": 0.05114,
    "h": 233.2
  },
  "luminance": 0.04537
}

Semantic roles & 50–950 ramp

primary

#1D4052

secondary

#875B44

accent

#7E50D7

background

#F5F7F7

surface

#E9EDEE

border

#C5C8C9

text

#05080A

muted

#797B7C

Preview Lab

Preview with #1D4052

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

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