#102C8D#102C8D

#102C8D is a dark, vivid blue. Relative luminance 0.038; OKLCH L 34.9% C 0.163 H 265.4°. Best body text is #FFFFFF at 11.88:1 contrast (WCAG AA passes).

Color values

HEX	#102C8D
RGB	rgb(16, 44, 141)
HSL	hsl(227, 80%, 31%)
HSV	hsv(227, 89%, 55%)
CMYK	cmyk(88.7%, 68.8%, 0%, 44.7%)
CIE-LAB	lab(23.11, 29.60, -56.04)
CIE-LCH	lch(23.11, 63.38, 297.85°)
OKLab	oklab(34.87% -0.0132 -0.1625)
OKLCH	oklch(34.87% 0.163 265.4)
XYZ	xyz(5.9204, 3.8339, 25.6221)
Luminance	0.0384 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102C8D #8D7110

analogous

#106A8D #102C8D #32108D

triadic

#102C8D #8D102C #2C8D10

tetradic

#102C8D #8D106A #8D7110 #108D32

square

#102C8D #8D106A #8D7110 #108D32

split-complementary

#102C8D #8D3210 #6A8D10

monochromatic

#040A1F #0A1B56 #102C8D #163DC4 #3059E7

Accessibility & contrast

On white

11.88

#102C8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#102C8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102C8D

11.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102C8D	#FFFFFF	#000000	##FFFFFF
##102C8D	1.00	11.88	1.77	11.88
#FFFFFF	11.88	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D90

Deuteranopia (green-blind)

#00318B

Tritanopia (blue-blind)

#004758

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #102c8d;
/* rgb */ color: rgb(16, 44, 141);
/* oklch */ color: oklch(34.9% 0.163 265.4);

Tailwind

colors: {
  custom: {
    50: '#6a65af',
    500: '#102c8d',
    950: '#000000',
  },
}

SCSS

$custom: #102c8d;
$custom-light: #6a65af;
$custom-dark: #000000;

JSON

{
  "hex": "#102c8d",
  "rgb": {
    "r": 16,
    "g": 44,
    "b": 141
  },
  "hsl": {
    "h": 226.56,
    "s": 79.618,
    "l": 30.784
  },
  "oklch": {
    "l": 0.34873,
    "c": 0.16299,
    "h": 265.4
  },
  "luminance": 0.03835
}

Semantic roles & 50–950 ramp

primary

#102C8D

secondary

#C2A337

accent

#CA32F6

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#080511

muted

#7B7A80

Preview Lab

Preview with #102C8D

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

Preview Lab → · Contrast checker → · Palette generator →