#10145D#10145D

#10145D is a dark, vivid blue. Relative luminance 0.014; OKLCH L 25.2% C 0.126 H 270.8°. Best body text is #FFFFFF at 16.40:1 contrast (WCAG AA passes).

Color values

HEX	#10145D
RGB	rgb(16, 20, 93)
HSL	hsl(237, 71%, 21%)
HSV	hsv(237, 83%, 36%)
CMYK	cmyk(82.8%, 78.5%, 0%, 63.5%)
CIE-LAB	lab(11.96, 26.96, -43.49)
CIE-LCH	lch(11.96, 51.17, 301.79°)
OKLab	oklab(25.23% 0.0017 -0.1259)
OKLCH	oklch(25.23% 0.126 270.8)
XYZ	xyz(2.4390, 1.4005, 10.4956)
Luminance	0.0140 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10145D #5D5910

analogous

#103B5D #10145D #33105D

triadic

#10145D #5D1014 #145D10

tetradic

#10145D #5D103B #5D5910 #105D33

square

#10145D #5D103B #5D5910 #105D33

split-complementary

#10145D #5D3310 #3B5D10

monochromatic

#04061A #070929 #10145D #191F91 #222AC5

Accessibility & contrast

On white

16.40

#10145D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#10145D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10145D

16.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10145D	#FFFFFF	#000000	##FFFFFF
##10145D	1.00	16.40	1.28	16.40
#FFFFFF	16.40	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00235F

Deuteranopia (green-blind)

#001C5C

Tritanopia (blue-blind)

#002937

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #10145d;
/* rgb */ color: rgb(16, 20, 93);
/* oklch */ color: oklch(25.2% 0.126 270.8);

Tailwind

colors: {
  custom: {
    50: '#5e528c',
    500: '#10145d',
    950: '#000000',
  },
}

SCSS

$custom: #10145d;
$custom-light: #5e528c;
$custom-dark: #000000;

JSON

{
  "hex": "#10145d",
  "rgb": {
    "r": 16,
    "g": 20,
    "b": 93
  },
  "hsl": {
    "h": 236.883,
    "s": 70.642,
    "l": 21.373
  },
  "oklch": {
    "l": 0.25234,
    "c": 0.12595,
    "h": 270.8
  },
  "luminance": 0.01401
}

Semantic roles & 50–950 ramp

primary

#10145D

secondary

#969133

accent

#E43AED

background

#F5F4F8

surface

#EAE7F0

border

#C6C3CB

text

#05020C

muted

#79787D

Preview Lab

Preview with #10145D

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

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