#102A3D#102A3D

#102A3D is a dark, muted cyan. Relative luminance 0.021; OKLCH L 27.5% C 0.048 H 242.9°. Best body text is #FFFFFF at 14.78:1 contrast (WCAG AA passes).

Color values

HEX	#102A3D
RGB	rgb(16, 42, 61)
HSL	hsl(205, 58%, 15%)
HSV	hsv(205, 74%, 24%)
CMYK	cmyk(73.8%, 31.1%, 0%, 76.1%)
CIE-LAB	lab(16.02, -2.70, -15.06)
CIE-LCH	lch(16.02, 15.30, 259.83°)
OKLab	oklab(27.47% -0.0217 -0.0424)
OKLCH	oklch(27.47% 0.048 242.9)
XYZ	xyz(1.8836, 2.1028, 4.7206)
Luminance	0.0210 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102A3D #3D2310

analogous

#103D39 #102A3D #10143D

triadic

#102A3D #3D102A #2A3D10

tetradic

#102A3D #39103D #3D2310 #143D10

square

#102A3D #39103D #3D2310 #143D10

split-complementary

#102A3D #3D1014 #3D3910

monochromatic

#061118 #061118 #102A3D #1D4B6D #296D9E

Accessibility & contrast

On white

14.78

#102A3D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#102A3D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102A3D

14.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102A3D	#FFFFFF	#000000	##FFFFFF
##102A3D	1.00	14.78	1.42	14.78
#FFFFFF	14.78	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#222A3E

Deuteranopia (green-blind)

#1B263D

Tritanopia (blue-blind)

#002F31

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #102a3d;
/* rgb */ color: rgb(16, 42, 61);
/* oklch */ color: oklch(27.5% 0.048 242.9);

Tailwind

colors: {
  custom: {
    50: '#546372',
    500: '#102a3d',
    950: '#000000',
  },
}

SCSS

$custom: #102a3d;
$custom-light: #546372;
$custom-dark: #000000;

JSON

{
  "hex": "#102a3d",
  "rgb": {
    "r": 16,
    "g": 42,
    "b": 61
  },
  "hsl": {
    "h": 205.333,
    "s": 58.442,
    "l": 15.098
  },
  "oklch": {
    "l": 0.27465,
    "c": 0.04763,
    "h": 242.9
  },
  "luminance": 0.02103
}

Semantic roles & 50–950 ramp

primary

#102A3D

secondary

#774F32

accent

#8846E2

background

#F5F5F6

surface

#E9EAEC

border

#C5C6C7

text

#030508

muted

#78797B

Preview Lab

Preview with #102A3D

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

Preview Lab → · Contrast checker → · Palette generator →