#101949#101949

#101949 is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 24.0% C 0.090 H 270.1°. Best body text is #FFFFFF at 16.70:1 contrast (WCAG AA passes).

Color values

HEX	#101949
RGB	rgb(16, 25, 73)
HSL	hsl(231, 64%, 17%)
HSV	hsv(231, 78%, 29%)
CMYK	cmyk(78.1%, 65.8%, 0%, 71.4%)
CIE-LAB	lab(11.18, 15.22, -31.13)
CIE-LCH	lch(11.18, 34.65, 296.05°)
OKLab	oklab(24.02% 0.0002 -0.0898)
OKLCH	oklch(24.02% 0.09 270.1)
XYZ	xyz(1.7635, 1.2863, 6.4574)
Luminance	0.0129 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101949 #494010

analogous

#103649 #101949 #231049

triadic

#101949 #491019 #194910

tetradic

#101949 #491036 #494010 #104923

square

#101949 #491036 #494010 #104923

split-complementary

#101949 #492310 #364910

monochromatic

#060919 #060919 #101949 #1B2A7B #263BAD

Accessibility & contrast

On white

16.70

#101949 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#101949 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101949

16.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101949	#FFFFFF	#000000	##FFFFFF
##101949	1.00	16.70	1.26	16.70
#FFFFFF	16.70	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00214B

Deuteranopia (green-blind)

#001B48

Tritanopia (blue-blind)

#00252E

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #101949;
/* rgb */ color: rgb(16, 25, 73);
/* oklch */ color: oklch(24.0% 0.090 270.1);

Tailwind

colors: {
  custom: {
    50: '#57557c',
    500: '#101949',
    950: '#000000',
  },
}

SCSS

$custom: #101949;
$custom-light: #57557c;
$custom-dark: #000000;

JSON

{
  "hex": "#101949",
  "rgb": {
    "r": 16,
    "g": 25,
    "b": 73
  },
  "hsl": {
    "h": 230.526,
    "s": 64.045,
    "l": 17.451
  },
  "oklch": {
    "l": 0.2402,
    "c": 0.08978,
    "h": 270.1
  },
  "luminance": 0.01286
}

Semantic roles & 50–950 ramp

primary

#101949

secondary

#837632

accent

#CD41E7

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#040309

muted

#79787B

Preview Lab

Preview with #101949

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

Preview Lab → · Contrast checker → · Palette generator →