#101541#101541

#101541 is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.3% C 0.083 H 272.8°. Best body text is #FFFFFF at 17.42:1 contrast (WCAG AA passes).

Color values

HEX	#101541
RGB	rgb(16, 21, 65)
HSL	hsl(234, 60%, 16%)
HSV	hsv(234, 75%, 25%)
CMYK	cmyk(75.4%, 67.7%, 0%, 74.5%)
CIE-LAB	lab(9.22, 14.88, -28.71)
CIE-LCH	lch(9.22, 32.34, 297.39°)
OKLab	oklab(22.33% 0.004 -0.0827)
OKLCH	oklch(22.33% 0.083 272.8)
XYZ	xyz(1.4357, 1.0280, 5.1228)
Luminance	0.0103 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101541 #413C10

analogous

#102D41 #101541 #231041

triadic

#101541 #411015 #154110

tetradic

#101541 #41102D #413C10 #104123

square

#101541 #41102D #413C10 #104123

split-complementary

#101541 #412310 #2D4110

monochromatic

#060819 #060819 #101541 #1C2572 #2835A3

Accessibility & contrast

On white

17.42

#101541 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#101541 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101541

17.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101541	#FFFFFF	#000000	##FFFFFF
##101541	1.00	17.42	1.21	17.42
#FFFFFF	17.42	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001C42

Deuteranopia (green-blind)

#001840

Tritanopia (blue-blind)

#002028

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #101541;
/* rgb */ color: rgb(16, 21, 65);
/* oklch */ color: oklch(22.3% 0.083 272.8);

Tailwind

colors: {
  custom: {
    50: '#565276',
    500: '#101541',
    950: '#000000',
  },
}

SCSS

$custom: #101541;
$custom-light: #565276;
$custom-dark: #000000;

JSON

{
  "hex": "#101541",
  "rgb": {
    "r": 16,
    "g": 21,
    "b": 65
  },
  "hsl": {
    "h": 233.878,
    "s": 60.494,
    "l": 15.882
  },
  "oklch": {
    "l": 0.22332,
    "c": 0.08283,
    "h": 272.8
  },
  "luminance": 0.01028
}

Semantic roles & 50–950 ramp

primary

#101541

secondary

#7B7432

accent

#D344E4

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030208

muted

#78787B

Preview Lab

Preview with #101541

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

Preview Lab → · Contrast checker → · Palette generator →