#1D1872#1D1872

#1D1872 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.2% C 0.146 H 274.8°. Best body text is #FFFFFF at 14.73:1 contrast (WCAG AA passes).

Color values

HEX	#1D1872
RGB	rgb(29, 24, 114)
HSL	hsl(243, 65%, 27%)
HSV	hsv(243, 79%, 45%)
CMYK	cmyk(74.6%, 78.9%, 0%, 55.3%)
CIE-LAB	lab(16.15, 33.43, -50.38)
CIE-LCH	lch(16.15, 60.46, 303.57°)
OKLab	oklab(29.16% 0.0123 -0.1457)
OKLCH	oklch(29.16% 0.146 274.8)
XYZ	xyz(3.8696, 2.1290, 16.1233)
Luminance	0.0213 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1872 #6D7218

analogous

#184072 #1D1872 #4A1872

triadic

#1D1872 #721D18 #18721D

tetradic

#1D1872 #721840 #6D7218 #18724A

square

#1D1872 #721840 #6D7218 #18724A

split-complementary

#1D1872 #724A18 #407218

monochromatic

#060519 #100D3F #1D1872 #2A23A5 #3A31D4

Accessibility & contrast

On white

14.73

#1D1872 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#1D1872 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1872

14.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1872	#FFFFFF	#000000	##FFFFFF
##1D1872	1.00	14.73	1.43	14.73
#FFFFFF	14.73	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C75

Deuteranopia (green-blind)

#002470

Tritanopia (blue-blind)

#003244

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #1d1872;
/* rgb */ color: rgb(29, 24, 114);
/* oklch */ color: oklch(29.2% 0.146 274.8);

Tailwind

colors: {
  custom: {
    50: '#68569c',
    500: '#1d1872',
    950: '#000000',
  },
}

SCSS

$custom: #1d1872;
$custom-light: #68569c;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1872",
  "rgb": {
    "r": 29,
    "g": 24,
    "b": 114
  },
  "hsl": {
    "h": 243.333,
    "s": 65.217,
    "l": 27.059
  },
  "oklch": {
    "l": 0.2916,
    "c": 0.14621,
    "h": 274.8
  },
  "luminance": 0.02129
}

Semantic roles & 50–950 ramp

primary

#1D1872

secondary

#A2A73E

accent

#E840DF

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #1D1872

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

Preview Lab → · Contrast checker → · Palette generator →