#102D3B#102D3B

#102D3B is a dark, muted cyan. Relative luminance 0.023; OKLCH L 28.2% C 0.043 H 232.1°. Best body text is #FFFFFF at 14.38:1 contrast (WCAG AA passes).

Color values

HEX	#102D3B
RGB	rgb(16, 45, 59)
HSL	hsl(200, 57%, 15%)
HSV	hsv(200, 73%, 23%)
CMYK	cmyk(72.9%, 23.7%, 0%, 76.9%)
CIE-LAB	lab(17.00, -5.57, -12.14)
CIE-LCH	lch(17.00, 13.36, 245.35°)
OKLab	oklab(28.21% -0.0265 -0.034)
OKLCH	oklch(28.21% 0.043 232.1)
XYZ	xyz(1.9412, 2.3025, 4.4790)
Luminance	0.0230 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102D3B #3B1E10

analogous

#103B34 #102D3B #10183B

triadic

#102D3B #3B102D #2D3B10

tetradic

#102D3B #34103B #3B1E10 #183B10

square

#102D3B #34103B #3B1E10 #183B10

split-complementary

#102D3B #3B1018 #3B3410

monochromatic

#071218 #071218 #102D3B #1D526B #2A769B

Accessibility & contrast

On white

14.38

#102D3B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#102D3B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102D3B

14.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102D3B	#FFFFFF	#000000	##FFFFFF
##102D3B	1.00	14.38	1.46	14.38
#FFFFFF	14.38	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#262C3C

Deuteranopia (green-blind)

#20283B

Tritanopia (blue-blind)

#003132

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #102d3b;
/* rgb */ color: rgb(16, 45, 59);
/* oklch */ color: oklch(28.2% 0.043 232.1);

Tailwind

colors: {
  custom: {
    50: '#546571',
    500: '#102d3b',
    950: '#000000',
  },
}

SCSS

$custom: #102d3b;
$custom-light: #546571;
$custom-dark: #000000;

JSON

{
  "hex": "#102d3b",
  "rgb": {
    "r": 16,
    "g": 45,
    "b": 59
  },
  "hsl": {
    "h": 199.535,
    "s": 57.333,
    "l": 14.706
  },
  "oklch": {
    "l": 0.28211,
    "c": 0.04307,
    "h": 232.1
  },
  "luminance": 0.02303
}

Semantic roles & 50–950 ramp

primary

#102D3B

secondary

#754832

accent

#7947E1

background

#F5F6F6

surface

#E8EBEC

border

#C4C6C7

text

#030507

muted

#787A7A

Preview Lab

Preview with #102D3B

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

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