#101D49#101D49

#101D49 is a very dark, moderate blue. Relative luminance 0.015; OKLCH L 24.9% C 0.084 H 267.5°. Best body text is #FFFFFF at 16.23:1 contrast (WCAG AA passes).

Color values

HEX	#101D49
RGB	rgb(16, 29, 73)
HSL	hsl(226, 64%, 17%)
HSV	hsv(226, 78%, 29%)
CMYK	cmyk(78.1%, 60.3%, 0%, 71.4%)
CIE-LAB	lab(12.41, 12.15, -29.13)
CIE-LCH	lch(12.41, 31.56, 292.64°)
OKLab	oklab(24.94% -0.0036 -0.0838)
OKLCH	oklch(24.94% 0.084 267.5)
XYZ	xyz(1.8552, 1.4697, 6.4880)
Luminance	0.0147 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101D49 #493C10

analogous

#103949 #101D49 #201049

triadic

#101D49 #49101D #1D4910

tetradic

#101D49 #491039 #493C10 #104920

square

#101D49 #491039 #493C10 #104920

split-complementary

#101D49 #492010 #394910

monochromatic

#060A19 #060A19 #101D49 #1B317B #2645AD

Accessibility & contrast

On white

16.23

#101D49 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#101D49 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101D49

16.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101D49	#FFFFFF	#000000	##FFFFFF
##101D49	1.00	16.23	1.29	16.23
#FFFFFF	16.23	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00234B

Deuteranopia (green-blind)

#001E48

Tritanopia (blue-blind)

#00282F

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #101d49;
/* rgb */ color: rgb(16, 29, 73);
/* oklch */ color: oklch(24.9% 0.084 267.5);

Tailwind

colors: {
  custom: {
    50: '#57587c',
    500: '#101d49',
    950: '#000000',
  },
}

SCSS

$custom: #101d49;
$custom-light: #57587c;
$custom-dark: #000000;

JSON

{
  "hex": "#101d49",
  "rgb": {
    "r": 16,
    "g": 29,
    "b": 73
  },
  "hsl": {
    "h": 226.316,
    "s": 64.045,
    "l": 17.451
  },
  "oklch": {
    "l": 0.24944,
    "c": 0.0839,
    "h": 267.5
  },
  "luminance": 0.0147
}

Semantic roles & 50–950 ramp

primary

#101D49

secondary

#837032

accent

#C141E7

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#030309

muted

#78787B

Preview Lab

Preview with #101D49

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

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