#101534#101534

#101534 is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.1% C 0.061 H 273.2°. Best body text is #FFFFFF at 17.81:1 contrast (WCAG AA passes).

Color values

HEX	#101534
RGB	rgb(16, 21, 52)
HSL	hsl(232, 53%, 13%)
HSV	hsv(232, 69%, 20%)
CMYK	cmyk(69.2%, 59.6%, 0%, 79.6%)
CIE-LAB	lab(8.08, 9.37, -21.24)
CIE-LCH	lch(8.08, 23.21, 293.80°)
OKLab	oklab(21.11% 0.0034 -0.0607)
OKLCH	oklch(21.11% 0.061 273.2)
XYZ	xyz(1.1015, 0.8943, 3.3627)
Luminance	0.0089 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.95

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101534 #342F10

analogous

#102734 #101534 #1D1034

triadic

#101534 #341015 #153410

tetradic

#101534 #341027 #342F10 #10341D

square

#101534 #341027 #342F10 #10341D

split-complementary

#101534 #341D10 #273410

monochromatic

#070917 #070917 #101534 #1E2863 #2D3B92

Accessibility & contrast

On white

17.81

#101534 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#101534 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101534

17.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101534	#FFFFFF	#000000	##FFFFFF
##101534	1.00	17.81	1.18	17.81
#FFFFFF	17.81	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#051935

Deuteranopia (green-blind)

#021633

Tritanopia (blue-blind)

#001C22

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #101534;
/* rgb */ color: rgb(16, 21, 52);
/* oklch */ color: oklch(21.1% 0.061 273.2);

Tailwind

colors: {
  custom: {
    50: '#52516c',
    500: '#101534',
    950: '#000000',
  },
}

SCSS

$custom: #101534;
$custom-light: #52516c;
$custom-dark: #000000;

JSON

{
  "hex": "#101534",
  "rgb": {
    "r": 16,
    "g": 21,
    "b": 52
  },
  "hsl": {
    "h": 231.667,
    "s": 52.941,
    "l": 13.333
  },
  "oklch": {
    "l": 0.21113,
    "c": 0.06082,
    "h": 273.2
  },
  "luminance": 0.00894
}

Semantic roles & 50–950 ramp

primary

#101534

secondary

#6E6532

accent

#C84BDC

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#020207

muted

#78787A

Preview Lab

Preview with #101534

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

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