#102F66#102F66

#102F66 is a dark, moderate blue. Relative luminance 0.031; OKLCH L 31.8% C 0.104 H 260.9°. Best body text is #FFFFFF at 12.96:1 contrast (WCAG AA passes).

Color values

HEX	#102F66
RGB	rgb(16, 47, 102)
HSL	hsl(218, 73%, 23%)
HSV	hsv(218, 84%, 40%)
CMYK	cmyk(84.3%, 53.9%, 0%, 60%)
CIE-LAB	lab(20.45, 11.24, -35.58)
CIE-LCH	lch(20.45, 37.31, 287.53°)
OKLab	oklab(31.8% -0.0164 -0.1024)
OKLCH	oklch(31.8% 0.104 260.9)
XYZ	xyz(3.6276, 3.1021, 12.9754)
Luminance	0.0310 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102F66 #664710

analogous

#105A66 #102F66 #1C1066

triadic

#102F66 #66102F #2F6610

tetradic

#102F66 #66105A #664710 #10661C

square

#102F66 #66105A #664710 #10661C

split-complementary

#102F66 #661C10 #5A6610

monochromatic

#040C1A #081731 #102F66 #18479B #2160D0

Accessibility & contrast

On white

12.96

#102F66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#102F66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102F66

12.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102F66	#FFFFFF	#000000	##FFFFFF
##102F66	1.00	12.96	1.62	12.96
#FFFFFF	12.96	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B3568

Deuteranopia (green-blind)

#002E65

Tritanopia (blue-blind)

#003C45

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #102f66;
/* rgb */ color: rgb(16, 47, 102);
/* oklch */ color: oklch(31.8% 0.104 260.9);

Tailwind

colors: {
  custom: {
    50: '#5e6692',
    500: '#102f66',
    950: '#000000',
  },
}

SCSS

$custom: #102f66;
$custom-light: #5e6692;
$custom-dark: #000000;

JSON

{
  "hex": "#102f66",
  "rgb": {
    "r": 16,
    "g": 47,
    "b": 102
  },
  "hsl": {
    "h": 218.372,
    "s": 72.881,
    "l": 23.137
  },
  "oklch": {
    "l": 0.31795,
    "c": 0.10375,
    "h": 260.9
  },
  "luminance": 0.03102
}

Semantic roles & 50–950 ramp

primary

#102F66

secondary

#9E7833

accent

#AD38F0

background

#F5F6F9

surface

#EAEBF1

border

#C6C6CB

text

#05060D

muted

#797A7E

Preview Lab

Preview with #102F66

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

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