#1D4364#1D4364

#1D4364 is a dark, moderate cyan. Relative luminance 0.052; OKLCH L 37.2% C 0.072 H 247.4°. Best body text is #FFFFFF at 10.30:1 contrast (WCAG AA passes).

Color values

HEX	#1D4364
RGB	rgb(29, 67, 100)
HSL	hsl(208, 55%, 25%)
HSV	hsv(208, 71%, 39%)
CMYK	cmyk(71%, 33%, 0%, 60.8%)
CIE-LAB	lab(27.28, -1.58, -23.36)
CIE-LCH	lch(27.28, 23.41, 266.12°)
OKLab	oklab(37.2% -0.0275 -0.066)
OKLCH	oklch(37.2% 0.072 247.4)
XYZ	xyz(4.8132, 5.1951, 12.8032)
Luminance	0.0520 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4364 #643E1D

analogous

#1D6461 #1D4364 #1D2064

triadic

#1D4364 #641D43 #43641D

tetradic

#1D4364 #611D64 #643E1D #20641D

square

#1D4364 #611D64 #643E1D #20641D

split-complementary

#1D4364 #641D20 #64611D

monochromatic

#071018 #0F2335 #1D4364 #2B6393 #3983C3

Accessibility & contrast

On white

10.30

#1D4364 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#1D4364 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4364

10.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4364	#FFFFFF	#000000	##FFFFFF
##1D4364	1.00	10.30	2.04	10.30
#FFFFFF	10.30	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#344465

Deuteranopia (green-blind)

#2B3D63

Tritanopia (blue-blind)

#004B4F

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #1d4364;
/* rgb */ color: rgb(29, 67, 100);
/* oklch */ color: oklch(37.2% 0.072 247.4);

Tailwind

colors: {
  custom: {
    50: '#627690',
    500: '#1d4364',
    950: '#000000',
  },
}

SCSS

$custom: #1d4364;
$custom-light: #627690;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4364",
  "rgb": {
    "r": 29,
    "g": 67,
    "b": 100
  },
  "hsl": {
    "h": 207.887,
    "s": 55.039,
    "l": 25.294
  },
  "oklch": {
    "l": 0.37201,
    "c": 0.07154,
    "h": 247.4
  },
  "luminance": 0.05196
}

Semantic roles & 50–950 ramp

primary

#1D4364

secondary

#996B44

accent

#8F49DE

background

#F6F7F8

surface

#EBEDF0

border

#C6C8CB

text

#05080C

muted

#7A7B7D

Preview Lab

Preview with #1D4364

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

Preview Lab → · Contrast checker → · Palette generator →