#102143#102143

#102143 is a dark, moderate blue. Relative luminance 0.016; OKLCH L 25.4% C 0.068 H 262.6°. Best body text is #FFFFFF at 15.90:1 contrast (WCAG AA passes).

Color values

HEX	#102143
RGB	rgb(16, 33, 67)
HSL	hsl(220, 61%, 16%)
HSV	hsv(220, 76%, 26%)
CMYK	cmyk(76.1%, 50.7%, 0%, 73.7%)
CIE-LAB	lab(13.25, 6.47, -23.62)
CIE-LCH	lch(13.25, 24.49, 285.32°)
OKLab	oklab(25.43% -0.0088 -0.0675)
OKLCH	oklch(25.43% 0.068 262.6)
XYZ	xyz(1.7703, 1.6029, 5.5252)
Luminance	0.0160 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102143 #433210

analogous

#103B43 #102143 #191043

triadic

#102143 #431021 #214310

tetradic

#102143 #43103B #433210 #104319

square

#102143 #43103B #433210 #104319

split-complementary

#102143 #431910 #3B4310

monochromatic

#060C19 #060C19 #102143 #1C3974 #2852A6

Accessibility & contrast

On white

15.90

#102143 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#102143 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102143

15.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102143	#FFFFFF	#000000	##FFFFFF
##102143	1.00	15.90	1.32	15.90
#FFFFFF	15.90	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#102544

Deuteranopia (green-blind)

#072042

Tritanopia (blue-blind)

#00292E

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #102143;
/* rgb */ color: rgb(16, 33, 67);
/* oklch */ color: oklch(25.4% 0.068 262.6);

Tailwind

colors: {
  custom: {
    50: '#555b77',
    500: '#102143',
    950: '#000000',
  },
}

SCSS

$custom: #102143;
$custom-light: #555b77;
$custom-dark: #000000;

JSON

{
  "hex": "#102143",
  "rgb": {
    "r": 16,
    "g": 33,
    "b": 67
  },
  "hsl": {
    "h": 220,
    "s": 61.446,
    "l": 16.275
  },
  "oklch": {
    "l": 0.25428,
    "c": 0.06811,
    "h": 262.6
  },
  "luminance": 0.01603
}

Semantic roles & 50–950 ramp

primary

#102143

secondary

#7D6432

accent

#AF43E5

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030408

muted

#78797B

Preview Lab

Preview with #102143

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

Preview Lab → · Contrast checker → · Palette generator →