#102E8D#102E8D

#102E8D is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.2% C 0.161 H 265.0°. Best body text is #FFFFFF at 11.68:1 contrast (WCAG AA passes).

Color values

HEX	#102E8D
RGB	rgb(16, 46, 141)
HSL	hsl(226, 80%, 31%)
HSV	hsv(226, 89%, 55%)
CMYK	cmyk(88.7%, 67.4%, 0%, 44.7%)
CIE-LAB	lab(23.63, 28.24, -55.19)
CIE-LCH	lch(23.63, 62.00, 297.10°)
OKLab	oklab(35.25% -0.014 -0.16)
OKLCH	oklch(35.25% 0.161 265)
XYZ	xyz(5.9967, 3.9865, 25.6475)
Luminance	0.0399 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102E8D #8D6F10

analogous

#106C8D #102E8D #30108D

triadic

#102E8D #8D102E #2E8D10

tetradic

#102E8D #8D106C #8D6F10 #108D30

square

#102E8D #8D106C #8D6F10 #108D30

split-complementary

#102E8D #8D3010 #6C8D10

monochromatic

#040A1F #0A1C56 #102E8D #1640C4 #305CE7

Accessibility & contrast

On white

11.68

#102E8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#102E8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102E8D

11.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102E8D	#FFFFFF	#000000	##FFFFFF
##102E8D	1.00	11.68	1.80	11.68
#FFFFFF	11.68	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E90

Deuteranopia (green-blind)

#00328B

Tritanopia (blue-blind)

#004859

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #102e8d;
/* rgb */ color: rgb(16, 46, 141);
/* oklch */ color: oklch(35.2% 0.161 265.0);

Tailwind

colors: {
  custom: {
    50: '#6a66af',
    500: '#102e8d',
    950: '#000000',
  },
}

SCSS

$custom: #102e8d;
$custom-light: #6a66af;
$custom-dark: #000000;

JSON

{
  "hex": "#102e8d",
  "rgb": {
    "r": 16,
    "g": 46,
    "b": 141
  },
  "hsl": {
    "h": 225.6,
    "s": 79.618,
    "l": 30.784
  },
  "oklch": {
    "l": 0.35249,
    "c": 0.16059,
    "h": 265
  },
  "luminance": 0.03987
}

Semantic roles & 50–950 ramp

primary

#102E8D

secondary

#C2A037

accent

#C732F6

background

#F6F6FA

surface

#ECEBF5

border

#C7C6CF

text

#080610

muted

#7A7A7F

Preview Lab

Preview with #102E8D

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

Preview Lab → · Contrast checker → · Palette generator →