#102D3F#102D3F

#102D3F is a dark, muted cyan. Relative luminance 0.023; OKLCH L 28.4% C 0.048 H 238.9°. Best body text is #FFFFFF at 14.29:1 contrast (WCAG AA passes).

Color values

HEX	#102D3F
RGB	rgb(16, 45, 63)
HSL	hsl(203, 59%, 15%)
HSV	hsv(203, 75%, 25%)
CMYK	cmyk(74.6%, 28.6%, 0%, 75.3%)
CIE-LAB	lab(17.21, -3.97, -14.59)
CIE-LCH	lch(17.21, 15.12, 254.77°)
OKLab	oklab(28.44% -0.0248 -0.041)
OKLCH	oklch(28.44% 0.048 238.9)
XYZ	xyz(2.0489, 2.3456, 5.0464)
Luminance	0.0235 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102D3F #3F2210

analogous

#103F39 #102D3F #10153F

triadic

#102D3F #3F102D #2D3F10

tetradic

#102D3F #39103F #3F2210 #153F10

square

#102D3F #39103F #3F2210 #153F10

split-complementary

#102D3F #3F1015 #3F3910

monochromatic

#061118 #061118 #102D3F #1C5070 #2973A1

Accessibility & contrast

On white

14.29

#102D3F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#102D3F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102D3F

14.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102D3F	#FFFFFF	#000000	##FFFFFF
##102D3F	1.00	14.29	1.47	14.29
#FFFFFF	14.29	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#252D40

Deuteranopia (green-blind)

#1E283F

Tritanopia (blue-blind)

#003233

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #102d3f;
/* rgb */ color: rgb(16, 45, 63);
/* oklch */ color: oklch(28.4% 0.048 238.9);

Tailwind

colors: {
  custom: {
    50: '#546574',
    500: '#102d3f',
    950: '#000000',
  },
}

SCSS

$custom: #102d3f;
$custom-light: #546574;
$custom-dark: #000000;

JSON

{
  "hex": "#102d3f",
  "rgb": {
    "r": 16,
    "g": 45,
    "b": 63
  },
  "hsl": {
    "h": 202.979,
    "s": 59.494,
    "l": 15.49
  },
  "oklch": {
    "l": 0.28441,
    "c": 0.04791,
    "h": 238.9
  },
  "luminance": 0.02346
}

Semantic roles & 50–950 ramp

primary

#102D3F

secondary

#794D32

accent

#8145E3

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030508

muted

#787A7B

Preview Lab

Preview with #102D3F

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

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