#10282B#10282B

#10282B is a dark, muted teal. Relative luminance 0.018; OKLCH L 25.9% C 0.030 H 206.1°. Best body text is #FFFFFF at 15.44:1 contrast (WCAG AA passes).

Color values

HEX	#10282B
RGB	rgb(16, 40, 43)
HSL	hsl(187, 46%, 12%)
HSV	hsv(187, 63%, 17%)
CMYK	cmyk(62.8%, 7%, 0%, 83.1%)
CIE-LAB	lab(14.41, -8.28, -4.85)
CIE-LCH	lch(14.41, 9.59, 210.38°)
OKLab	oklab(25.9% -0.0273 -0.0134)
OKLCH	oklch(25.9% 0.03 206.1)
XYZ	xyz(1.4084, 1.8020, 2.5586)
Luminance	0.0180 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10282B #2B1310

analogous

#102B21 #10282B #101B2B

triadic

#10282B #2B1028 #282B10

tetradic

#10282B #21102B #2B1310 #1B2B10

square

#10282B #21102B #2B1310 #1B2B10

split-complementary

#10282B #2B101B #2B2110

monochromatic

#081516 #081516 #10282B #215158 #317B84

Accessibility & contrast

On white

15.44

#10282B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#10282B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10282B

15.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10282B	#FFFFFF	#000000	##FFFFFF
##10282B	1.00	15.44	1.36	15.44
#FFFFFF	15.44	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#25262B

Deuteranopia (green-blind)

#20232B

Tritanopia (blue-blind)

#022A29

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #10282b;
/* rgb */ color: rgb(16, 40, 43);
/* oklch */ color: oklch(25.9% 0.030 206.1);

Tailwind

colors: {
  custom: {
    50: '#516264',
    500: '#10282b',
    950: '#000000',
  },
}

SCSS

$custom: #10282b;
$custom-light: #516264;
$custom-dark: #000000;

JSON

{
  "hex": "#10282b",
  "rgb": {
    "r": 16,
    "g": 40,
    "b": 43
  },
  "hsl": {
    "h": 186.667,
    "s": 45.763,
    "l": 11.569
  },
  "oklch": {
    "l": 0.259,
    "c": 0.0304,
    "h": 206.1
  },
  "luminance": 0.01802
}

Semantic roles & 50–950 ramp

primary

#10282B

secondary

#643933

accent

#6152D5

background

#F4F5F5

surface

#E7EAEA

border

#C3C6C6

text

#020505

muted

#787979

Preview Lab

Preview with #10282B

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

Preview Lab → · Contrast checker → · Palette generator →