#102A3F#102A3F

#102A3F is a dark, muted cyan. Relative luminance 0.021; OKLCH L 27.6% C 0.050 H 245.5°. Best body text is #FFFFFF at 14.74:1 contrast (WCAG AA passes).

Color values

HEX	#102A3F
RGB	rgb(16, 42, 63)
HSL	hsl(207, 59%, 15%)
HSV	hsv(207, 75%, 25%)
CMYK	cmyk(74.6%, 33.3%, 0%, 75.3%)
CIE-LAB	lab(16.13, -1.88, -16.27)
CIE-LCH	lch(16.13, 16.38, 263.42°)
OKLab	oklab(27.59% -0.0209 -0.0459)
OKLCH	oklch(27.59% 0.05 245.5)
XYZ	xyz(1.9385, 2.1248, 5.0096)
Luminance	0.0213 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102A3F #3F2510

analogous

#103F3C #102A3F #10123F

triadic

#102A3F #3F102A #2A3F10

tetradic

#102A3F #3C103F #3F2510 #123F10

square

#102A3F #3C103F #3F2510 #123F10

split-complementary

#102A3F #3F1012 #3F3C10

monochromatic

#061018 #061018 #102A3F #1C4B70 #296BA1

Accessibility & contrast

On white

14.74

#102A3F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#102A3F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102A3F

14.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102A3F	#FFFFFF	#000000	##FFFFFF
##102A3F	1.00	14.74	1.43	14.74
#FFFFFF	14.74	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#212B40

Deuteranopia (green-blind)

#1A263F

Tritanopia (blue-blind)

#002F31

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #102a3f;
/* rgb */ color: rgb(16, 42, 63);
/* oklch */ color: oklch(27.6% 0.050 245.5);

Tailwind

colors: {
  custom: {
    50: '#546374',
    500: '#102a3f',
    950: '#000000',
  },
}

SCSS

$custom: #102a3f;
$custom-light: #546374;
$custom-dark: #000000;

JSON

{
  "hex": "#102a3f",
  "rgb": {
    "r": 16,
    "g": 42,
    "b": 63
  },
  "hsl": {
    "h": 206.809,
    "s": 59.494,
    "l": 15.49
  },
  "oklch": {
    "l": 0.27589,
    "c": 0.05046,
    "h": 245.5
  },
  "luminance": 0.02125
}

Semantic roles & 50–950 ramp

primary

#102A3F

secondary

#795232

accent

#8C45E3

background

#F5F5F7

surface

#E9EAED

border

#C5C6C8

text

#030508

muted

#78797B

Preview Lab

Preview with #102A3F

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

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