#1D4E6D#1D4E6D

#1D4E6D is a dark, moderate cyan. Relative luminance 0.068; OKLCH L 40.6% C 0.074 H 240.0°. Best body text is #FFFFFF at 8.89:1 contrast (WCAG AA passes).

Color values

HEX	#1D4E6D
RGB	rgb(29, 78, 109)
HSL	hsl(203, 58%, 27%)
HSV	hsv(203, 73%, 43%)
CMYK	cmyk(73.4%, 28.4%, 0%, 57.3%)
CIE-LAB	lab(31.38, -5.24, -22.66)
CIE-LCH	lch(31.38, 23.26, 256.98°)
OKLab	oklab(40.59% -0.0369 -0.0639)
OKLCH	oklch(40.59% 0.074 240)
XYZ	xyz(5.9903, 6.8135, 15.4645)
Luminance	0.0681 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4E6D #6D3C1D

analogous

#1D6D64 #1D4E6D #1D266D

triadic

#1D4E6D #6D1D4E #4E6D1D

tetradic

#1D4E6D #641D6D #6D3C1D #266D1D

square

#1D4E6D #641D6D #6D3C1D #266D1D

split-complementary

#1D4E6D #6D1D26 #6D641D

monochromatic

#061118 #102B3D #1D4E6D #2A719D #3A92CB

Accessibility & contrast

On white

8.89

#1D4E6D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#1D4E6D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4E6D

8.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4E6D	#FFFFFF	#000000	##FFFFFF
##1D4E6D	1.00	8.89	2.36	8.89
#FFFFFF	8.89	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#404E6E

Deuteranopia (green-blind)

#35466C

Tritanopia (blue-blind)

#005659

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #1d4e6d;
/* rgb */ color: rgb(29, 78, 109);
/* oklch */ color: oklch(40.6% 0.074 240.0);

Tailwind

colors: {
  custom: {
    50: '#647f97',
    500: '#1d4e6d',
    950: '#000000',
  },
}

SCSS

$custom: #1d4e6d;
$custom-light: #647f97;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4e6d",
  "rgb": {
    "r": 29,
    "g": 78,
    "b": 109
  },
  "hsl": {
    "h": 203.25,
    "s": 57.971,
    "l": 27.059
  },
  "oklch": {
    "l": 0.40589,
    "c": 0.07377,
    "h": 240
  },
  "luminance": 0.06814
}

Semantic roles & 50–950 ramp

primary

#1D4E6D

secondary

#A26844

accent

#8347E1

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#060A0D

muted

#7A7C7E

Preview Lab

Preview with #1D4E6D

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

Preview Lab → · Contrast checker → · Palette generator →