#102D83#102D83

#102D83 is a dark, vivid blue. Relative luminance 0.036; OKLCH L 34.0% C 0.148 H 264.8°. Best body text is #FFFFFF at 12.17:1 contrast (WCAG AA passes).

Color values

HEX	#102D83
RGB	rgb(16, 45, 131)
HSL	hsl(225, 78%, 29%)
HSV	hsv(225, 88%, 51%)
CMYK	cmyk(87.8%, 65.6%, 0%, 48.6%)
CIE-LAB	lab(22.39, 24.91, -50.98)
CIE-LCH	lch(22.39, 56.74, 296.04°)
OKLab	oklab(34.04% -0.0134 -0.1477)
OKLCH	oklch(34.04% 0.148 264.8)
XYZ	xyz(5.2474, 3.6250, 21.8915)
Luminance	0.0363 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102D83 #836610

analogous

#106783 #102D83 #2D1083

triadic

#102D83 #83102D #2D8310

tetradic

#102D83 #831067 #836610 #10832D

square

#102D83 #831067 #836610 #10832D

split-complementary

#102D83 #832D10 #678310

monochromatic

#03091B #091A4C #102D83 #1740BA #2958E5

Accessibility & contrast

On white

12.17

#102D83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#102D83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102D83

12.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102D83	#FFFFFF	#000000	##FFFFFF
##102D83	1.00	12.17	1.73	12.17
#FFFFFF	12.17	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B86

Deuteranopia (green-blind)

#003081

Tritanopia (blue-blind)

#004453

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #102d83;
/* rgb */ color: rgb(16, 45, 131);
/* oklch */ color: oklch(34.0% 0.148 264.8);

Tailwind

colors: {
  custom: {
    50: '#6765a8',
    500: '#102d83',
    950: '#000000',
  },
}

SCSS

$custom: #102d83;
$custom-light: #6765a8;
$custom-dark: #000000;

JSON

{
  "hex": "#102d83",
  "rgb": {
    "r": 16,
    "g": 45,
    "b": 131
  },
  "hsl": {
    "h": 224.87,
    "s": 78.231,
    "l": 28.824
  },
  "oklch": {
    "l": 0.34041,
    "c": 0.14826,
    "h": 264.8
  },
  "luminance": 0.03626
}

Semantic roles & 50–950 ramp

primary

#102D83

secondary

#B99836

accent

#C433F5

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#070510

muted

#7A7A7F

Preview Lab

Preview with #102D83

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

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