#101A37#101A37

#101A37 is a very dark, muted blue. Relative luminance 0.011; OKLCH L 22.6% C 0.058 H 267.4°. Best body text is #FFFFFF at 17.14:1 contrast (WCAG AA passes).

Color values

HEX	#101A37
RGB	rgb(16, 26, 55)
HSL	hsl(225, 55%, 14%)
HSV	hsv(225, 71%, 22%)
CMYK	cmyk(70.9%, 52.7%, 0%, 78.4%)
CIE-LAB	lab(9.99, 6.70, -20.34)
CIE-LCH	lch(9.99, 21.41, 288.22°)
OKLab	oklab(22.64% -0.0027 -0.058)
OKLCH	oklch(22.64% 0.058 267.4)
XYZ	xyz(1.2724, 1.1247, 3.7637)
Luminance	0.0112 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101A37 #372D10

analogous

#102E37 #101A37 #1A1037

triadic

#101A37 #37101A #1A3710

tetradic

#101A37 #37102E #372D10 #10371A

square

#101A37 #37102E #372D10 #10371A

split-complementary

#101A37 #371A10 #2E3710

monochromatic

#070B18 #070B18 #101A37 #1E3066 #2C4796

Accessibility & contrast

On white

17.14

#101A37 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#101A37 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101A37

17.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101A37	#FFFFFF	#000000	##FFFFFF
##101A37	1.00	17.14	1.22	17.14
#FFFFFF	17.14	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C1D38

Deuteranopia (green-blind)

#071A36

Tritanopia (blue-blind)

#002125

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #101a37;
/* rgb */ color: rgb(16, 26, 55);
/* oklch */ color: oklch(22.6% 0.058 267.4);

Tailwind

colors: {
  custom: {
    50: '#53566e',
    500: '#101a37',
    950: '#000000',
  },
}

SCSS

$custom: #101a37;
$custom-light: #53566e;
$custom-dark: #000000;

JSON

{
  "hex": "#101a37",
  "rgb": {
    "r": 16,
    "g": 26,
    "b": 55
  },
  "hsl": {
    "h": 224.615,
    "s": 54.93,
    "l": 13.922
  },
  "oklch": {
    "l": 0.22642,
    "c": 0.05809,
    "h": 267.4
  },
  "luminance": 0.01125
}

Semantic roles & 50–950 ramp

primary

#101A37

secondary

#716132

accent

#B84ADE

background

#F4F5F6

surface

#E7E8EB

border

#C3C4C6

text

#020307

muted

#78787A

Preview Lab

Preview with #101A37

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

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