#101A83#101A83

#101A83 is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.8% C 0.170 H 267.8°. Best body text is #FFFFFF at 14.02:1 contrast (WCAG AA passes).

Color values

HEX	#101A83
RGB	rgb(16, 26, 131)
HSL	hsl(235, 78%, 29%)
HSV	hsv(235, 88%, 51%)
CMYK	cmyk(87.8%, 80.2%, 0%, 48.6%)
CIE-LAB	lab(17.86, 37.29, -58.45)
CIE-LCH	lch(17.86, 69.33, 302.54°)
OKLab	oklab(30.76% -0.0065 -0.1694)
OKLCH	oklch(30.76% 0.17 267.8)
XYZ	xyz(4.6784, 2.4871, 21.7018)
Luminance	0.0249 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101A83 #837910

analogous

#105483 #101A83 #401083

triadic

#101A83 #83101A #1A8310

tetradic

#101A83 #831054 #837910 #108340

square

#101A83 #831054 #837910 #108340

split-complementary

#101A83 #834010 #548310

monochromatic

#03051B #090F4C #101A83 #1725BA #2939E5

Accessibility & contrast

On white

14.02

#101A83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#101A83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101A83

14.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101A83	#FFFFFF	#000000	##FFFFFF
##101A83	1.00	14.02	1.50	14.02
#FFFFFF	14.02	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003186

Deuteranopia (green-blind)

#002681

Tritanopia (blue-blind)

#003A4E

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #101a83;
/* rgb */ color: rgb(16, 26, 131);
/* oklch */ color: oklch(30.8% 0.170 267.8);

Tailwind

colors: {
  custom: {
    50: '#6958a8',
    500: '#101a83',
    950: '#000000',
  },
}

SCSS

$custom: #101a83;
$custom-light: #6958a8;
$custom-dark: #000000;

JSON

{
  "hex": "#101a83",
  "rgb": {
    "r": 16,
    "g": 26,
    "b": 131
  },
  "hsl": {
    "h": 234.783,
    "s": 78.231,
    "l": 28.824
  },
  "oklch": {
    "l": 0.30763,
    "c": 0.16952,
    "h": 267.8
  },
  "luminance": 0.02488
}

Semantic roles & 50–950 ramp

primary

#101A83

secondary

#B9AD36

accent

#E433F5

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#080310

muted

#7A787F

Preview Lab

Preview with #101A83

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

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