#1D1874#1D1874

#1D1874 is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.4% C 0.149 H 274.6°. Best body text is #FFFFFF at 14.63:1 contrast (WCAG AA passes).

Color values

HEX	#1D1874
RGB	rgb(29, 24, 116)
HSL	hsl(243, 66%, 27%)
HSV	hsv(243, 79%, 45%)
CMYK	cmyk(75%, 79.3%, 0%, 54.5%)
CIE-LAB	lab(16.38, 34.13, -51.29)
CIE-LCH	lch(16.38, 61.61, 303.64°)
OKLab	oklab(29.39% 0.0119 -0.1483)
OKLCH	oklch(29.39% 0.149 274.6)
XYZ	xyz(3.9847, 2.1750, 16.7294)
Luminance	0.0217 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1874 #6F7418

analogous

#184174 #1D1874 #4B1874

triadic

#1D1874 #741D18 #18741D

tetradic

#1D1874 #741841 #6F7418 #18744B

square

#1D1874 #741841 #6F7418 #18744B

split-complementary

#1D1874 #744B18 #417418

monochromatic

#060519 #100E41 #1D1874 #2A22A7 #3B32D5

Accessibility & contrast

On white

14.63

#1D1874 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#1D1874 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1874

14.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1874	#FFFFFF	#000000	##FFFFFF
##1D1874	1.00	14.63	1.44	14.63
#FFFFFF	14.63	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D77

Deuteranopia (green-blind)

#002472

Tritanopia (blue-blind)

#003345

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #1d1874;
/* rgb */ color: rgb(29, 24, 116);
/* oklch */ color: oklch(29.4% 0.149 274.6);

Tailwind

colors: {
  custom: {
    50: '#68579d',
    500: '#1d1874',
    950: '#000000',
  },
}

SCSS

$custom: #1d1874;
$custom-light: #68579d;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1874",
  "rgb": {
    "r": 29,
    "g": 24,
    "b": 116
  },
  "hsl": {
    "h": 243.261,
    "s": 65.714,
    "l": 27.451
  },
  "oklch": {
    "l": 0.29391,
    "c": 0.14882,
    "h": 274.6
  },
  "luminance": 0.02175
}

Semantic roles & 50–950 ramp

primary

#1D1874

secondary

#A3A93F

accent

#E93FDF

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #1D1874

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

Preview Lab → · Contrast checker → · Palette generator →