#1D445F#1D445F

#1D445F is a dark, moderate cyan. Relative luminance 0.052; OKLCH L 37.2% C 0.064 H 241.6°. Best body text is #FFFFFF at 10.27:1 contrast (WCAG AA passes).

Color values

HEX	#1D445F
RGB	rgb(29, 68, 95)
HSL	hsl(205, 53%, 24%)
HSV	hsv(205, 69%, 37%)
CMYK	cmyk(69.5%, 28.4%, 0%, 62.7%)
CIE-LAB	lab(27.36, -4.16, -20.03)
CIE-LCH	lch(27.36, 20.45, 258.27°)
OKLab	oklab(37.17% -0.0305 -0.0564)
OKLCH	oklch(37.17% 0.064 241.6)
XYZ	xyz(4.6386, 5.2212, 11.5876)
Luminance	0.0522 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D445F #5F381D

analogous

#1D5F59 #1D445F #1D235F

triadic

#1D445F #5F1D44 #445F1D

tetradic

#1D445F #591D5F #5F381D #235F1D

square

#1D445F #591D5F #5F381D #235F1D

split-complementary

#1D445F #5F1D23 #5F591D

monochromatic

#071117 #0F2230 #1D445F #2B668E #3A87BD

Accessibility & contrast

On white

10.27

#1D445F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#1D445F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D445F

10.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D445F	#FFFFFF	#000000	##FFFFFF
##1D445F	1.00	10.27	2.04	10.27
#FFFFFF	10.27	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#384460

Deuteranopia (green-blind)

#2F3E5F

Tritanopia (blue-blind)

#004B4D

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #1d445f;
/* rgb */ color: rgb(29, 68, 95);
/* oklch */ color: oklch(37.2% 0.064 241.6);

Tailwind

colors: {
  custom: {
    50: '#61778c',
    500: '#1d445f',
    950: '#000000',
  },
}

SCSS

$custom: #1d445f;
$custom-light: #61778c;
$custom-dark: #000000;

JSON

{
  "hex": "#1d445f",
  "rgb": {
    "r": 29,
    "g": 68,
    "b": 95
  },
  "hsl": {
    "h": 204.545,
    "s": 53.226,
    "l": 24.314
  },
  "oklch": {
    "l": 0.37172,
    "c": 0.06408,
    "h": 241.6
  },
  "luminance": 0.05222
}

Semantic roles & 50–950 ramp

primary

#1D445F

secondary

#946544

accent

#874BDD

background

#F6F7F8

surface

#EBEDF0

border

#C6C8CB

text

#05080C

muted

#7A7B7D

Preview Lab

Preview with #1D445F

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

Preview Lab → · Contrast checker → · Palette generator →