#102F4A#102F4A

#102F4A is a dark, moderate cyan. Relative luminance 0.026; OKLCH L 29.7% C 0.061 H 247.9°. Best body text is #FFFFFF at 13.75:1 contrast (WCAG AA passes).

Color values

HEX	#102F4A
RGB	rgb(16, 47, 74)
HSL	hsl(208, 64%, 18%)
HSV	hsv(208, 78%, 29%)
CMYK	cmyk(78.4%, 36.5%, 0%, 71%)
CIE-LAB	lab(18.53, -0.81, -20.04)
CIE-LCH	lch(18.53, 20.05, 267.68°)
OKLab	oklab(29.69% -0.0231 -0.0568)
OKLCH	oklch(29.69% 0.061 247.9)
XYZ	xyz(2.4658, 2.6373, 6.8563)
Luminance	0.0264 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102F4A #4A2B10

analogous

#104A48 #102F4A #10124A

triadic

#102F4A #4A102F #2F4A10

tetradic

#102F4A #48104A #4A2B10 #124A10

square

#102F4A #48104A #4A2B10 #124A10

split-complementary

#102F4A #4A1012 #4A4810

monochromatic

#051019 #051019 #102F4A #1B4F7C #266FAF

Accessibility & contrast

On white

13.75

#102F4A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#102F4A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102F4A

13.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102F4A	#FFFFFF	#000000	##FFFFFF
##102F4A	1.00	13.75	1.53	13.75
#FFFFFF	13.75	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#23304B

Deuteranopia (green-blind)

#1B2B49

Tritanopia (blue-blind)

#003539

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #102f4a;
/* rgb */ color: rgb(16, 47, 74);
/* oklch */ color: oklch(29.7% 0.061 247.9);

Tailwind

colors: {
  custom: {
    50: '#57677c',
    500: '#102f4a',
    950: '#000000',
  },
}

SCSS

$custom: #102f4a;
$custom-light: #57677c;
$custom-dark: #000000;

JSON

{
  "hex": "#102f4a",
  "rgb": {
    "r": 16,
    "g": 47,
    "b": 74
  },
  "hsl": {
    "h": 207.931,
    "s": 64.444,
    "l": 17.647
  },
  "oklch": {
    "l": 0.29688,
    "c": 0.06131,
    "h": 247.9
  },
  "luminance": 0.02638
}

Semantic roles & 50–950 ramp

primary

#102F4A

secondary

#845832

accent

#8E40E7

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#030609

muted

#787A7B

Preview Lab

Preview with #102F4A

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

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