#1C1937#1C1937

#1C1937 is a very dark, muted blue. Relative luminance 0.012; OKLCH L 23.4% C 0.056 H 285.7°. Best body text is #FFFFFF at 16.89:1 contrast (WCAG AA passes).

Color values

HEX	#1C1937
RGB	rgb(28, 25, 55)
HSL	hsl(246, 38%, 16%)
HSV	hsv(246, 55%, 22%)
CMYK	cmyk(49.1%, 54.5%, 0%, 78.4%)
CIE-LAB	lab(10.69, 10.82, -19.16)
CIE-LCH	lch(10.69, 22.01, 299.45°)
OKLab	oklab(23.44% 0.0153 -0.0542)
OKLCH	oklch(23.44% 0.056 285.7)
XYZ	xyz(1.5159, 1.2179, 3.7689)
Luminance	0.0122 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C1937 #343719

analogous

#192537 #1C1937 #2B1937

triadic

#1C1937 #371C19 #19371C

tetradic

#1C1937 #371925 #343719 #19372B

square

#1C1937 #371925 #343719 #19372B

split-complementary

#1C1937 #372B19 #253719

monochromatic

#0B0A15 #0B0A15 #1C1937 #312C61 #473F8B

Accessibility & contrast

On white

16.89

#1C1937 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#1C1937 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C1937

16.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C1937	#FFFFFF	#000000	##FFFFFF
##1C1937	1.00	16.89	1.24	16.89
#FFFFFF	16.89	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D1E38

Deuteranopia (green-blind)

#0D1C36

Tritanopia (blue-blind)

#141F25

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #1c1937;
/* rgb */ color: rgb(28, 25, 55);
/* oklch */ color: oklch(23.4% 0.056 285.7);

Tailwind

colors: {
  custom: {
    50: '#5a556e',
    500: '#1c1937',
    950: '#000000',
  },
}

SCSS

$custom: #1c1937;
$custom-light: #5a556e;
$custom-dark: #000000;

JSON

{
  "hex": "#1c1937",
  "rgb": {
    "r": 28,
    "g": 25,
    "b": 55
  },
  "hsl": {
    "h": 246,
    "s": 37.5,
    "l": 15.686
  },
  "oklch": {
    "l": 0.23437,
    "c": 0.05635,
    "h": 285.7
  },
  "luminance": 0.01218
}

Semantic roles & 50–950 ramp

primary

#1C1937

secondary

#686C3F

accent

#CD5AC2

background

#F5F4F6

surface

#E9E8EB

border

#C5C4C6

text

#040307

muted

#79787A

Preview Lab

Preview with #1C1937

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

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