#101849#101849

#101849 is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 23.8% C 0.091 H 270.7°. Best body text is #FFFFFF at 16.82:1 contrast (WCAG AA passes).

Color values

HEX	#101849
RGB	rgb(16, 24, 73)
HSL	hsl(232, 64%, 17%)
HSV	hsv(232, 78%, 29%)
CMYK	cmyk(78.1%, 67.1%, 0%, 71.4%)
CIE-LAB	lab(10.88, 15.98, -31.62)
CIE-LCH	lch(10.88, 35.43, 296.81°)
OKLab	oklab(23.8% 0.0011 -0.0912)
OKLCH	oklch(23.8% 0.091 270.7)
XYZ	xyz(1.7425, 1.2443, 6.4504)
Luminance	0.0124 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101849 #494110

analogous

#103549 #101849 #251049

triadic

#101849 #491018 #184910

tetradic

#101849 #491035 #494110 #104925

square

#101849 #491035 #494110 #104925

split-complementary

#101849 #492510 #354910

monochromatic

#060819 #060819 #101849 #1B297B #2639AD

Accessibility & contrast

On white

16.82

#101849 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#101849 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101849

16.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101849	#FFFFFF	#000000	##FFFFFF
##101849	1.00	16.82	1.25	16.82
#FFFFFF	16.82	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00204B

Deuteranopia (green-blind)

#001B48

Tritanopia (blue-blind)

#00242D

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #101849;
/* rgb */ color: rgb(16, 24, 73);
/* oklch */ color: oklch(23.8% 0.091 270.7);

Tailwind

colors: {
  custom: {
    50: '#58547c',
    500: '#101849',
    950: '#000000',
  },
}

SCSS

$custom: #101849;
$custom-light: #58547c;
$custom-dark: #000000;

JSON

{
  "hex": "#101849",
  "rgb": {
    "r": 16,
    "g": 24,
    "b": 73
  },
  "hsl": {
    "h": 231.579,
    "s": 64.045,
    "l": 17.451
  },
  "oklch": {
    "l": 0.23798,
    "c": 0.09124,
    "h": 270.7
  },
  "luminance": 0.01244
}

Semantic roles & 50–950 ramp

primary

#101849

secondary

#837832

accent

#D041E7

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#040209

muted

#79787B

Preview Lab

Preview with #101849

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

Preview Lab → · Contrast checker → · Palette generator →