#101B32#101B32

#101B32 is a very dark, muted blue. Relative luminance 0.011; OKLCH L 22.5% C 0.048 H 263.7°. Best body text is #FFFFFF at 17.15:1 contrast (WCAG AA passes).

Color values

HEX	#101B32
RGB	rgb(16, 27, 50)
HSL	hsl(221, 52%, 13%)
HSV	hsv(221, 68%, 20%)
CMYK	cmyk(68%, 46%, 0%, 80.4%)
CIE-LAB	lab(9.99, 3.80, -16.73)
CIE-LCH	lch(9.99, 17.16, 282.80°)
OKLab	oklab(22.53% -0.0052 -0.0474)
OKLCH	oklch(22.53% 0.048 263.7)
XYZ	xyz(1.1811, 1.1242, 3.1717)
Luminance	0.0112 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101B32 #322710

analogous

#102C32 #101B32 #161032

triadic

#101B32 #32101B #1B3210

tetradic

#101B32 #32102C #322710 #103216

square

#101B32 #32102C #322710 #103216

split-complementary

#101B32 #321610 #2C3210

monochromatic

#070D17 #070D17 #101B32 #1F3460 #2E4D8F

Accessibility & contrast

On white

17.15

#101B32 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#101B32 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101B32

17.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101B32	#FFFFFF	#000000	##FFFFFF
##101B32	1.00	17.15	1.22	17.15
#FFFFFF	17.15	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#111D33

Deuteranopia (green-blind)

#0D1A32

Tritanopia (blue-blind)

#002024

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #101b32;
/* rgb */ color: rgb(16, 27, 50);
/* oklch */ color: oklch(22.5% 0.048 263.7);

Tailwind

colors: {
  custom: {
    50: '#51566a',
    500: '#101b32',
    950: '#000000',
  },
}

SCSS

$custom: #101b32;
$custom-light: #51566a;
$custom-dark: #000000;

JSON

{
  "hex": "#101b32",
  "rgb": {
    "r": 16,
    "g": 27,
    "b": 50
  },
  "hsl": {
    "h": 220.588,
    "s": 51.515,
    "l": 12.941
  },
  "oklch": {
    "l": 0.22526,
    "c": 0.04773,
    "h": 263.7
  },
  "luminance": 0.01124
}

Semantic roles & 50–950 ramp

primary

#101B32

secondary

#6B5932

accent

#AD4DDB

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#020306

muted

#78787A

Preview Lab

Preview with #101B32

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

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