#102121#102121

#102121 is a very dark, muted teal. Relative luminance 0.013; OKLCH L 23.3% C 0.023 H 195.7°. Best body text is #FFFFFF at 16.65:1 contrast (WCAG AA passes).

Color values

HEX	#102121
RGB	rgb(16, 33, 33)
HSL	hsl(180, 35%, 10%)
HSV	hsv(180, 52%, 13%)
CMYK	cmyk(51.5%, 0%, 0%, 87.1%)
CIE-LAB	lab(11.33, -7.08, -2.24)
CIE-LCH	lch(11.33, 7.42, 197.56°)
OKLab	oklab(23.29% -0.0219 -0.0062)
OKLCH	oklch(23.29% 0.023 195.7)
XYZ	xyz(1.0320, 1.3076, 1.6366)
Luminance	0.0131 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102121 #211010

analogous

#102119 #102121 #101921

triadic

#102121 #211021 #212110

tetradic

#102121 #191021 #211010 #192110

square

#102121 #191021 #211010 #192110

split-complementary

#102121 #211019 #211910

monochromatic

#0A1515 #0A1515 #102121 #244A4A #387373

Accessibility & contrast

On white

16.65

#102121 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#102121 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102121

16.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102121	#FFFFFF	#000000	##FFFFFF
##102121	1.00	16.65	1.26	16.65
#FFFFFF	16.65	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F1F21

Deuteranopia (green-blind)

#1C1D21

Tritanopia (blue-blind)

#092221

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #102121;
/* rgb */ color: rgb(16, 33, 33);
/* oklch */ color: oklch(23.3% 0.023 195.7);

Tailwind

colors: {
  custom: {
    50: '#4f5c5c',
    500: '#102121',
    950: '#000000',
  },
}

SCSS

$custom: #102121;
$custom-light: #4f5c5c;
$custom-dark: #000000;

JSON

{
  "hex": "#102121",
  "rgb": {
    "r": 16,
    "g": 33,
    "b": 33
  },
  "hsl": {
    "h": 180,
    "s": 34.694,
    "l": 9.608
  },
  "oklch": {
    "l": 0.23293,
    "c": 0.02279,
    "h": 195.7
  },
  "luminance": 0.01308
}

Semantic roles & 50–950 ramp

primary

#102121

secondary

#573535

accent

#5D5DCB

background

#F4F5F5

surface

#E7E9E9

border

#C3C5C5

text

#020404

muted

#787979

Preview Lab

Preview with #102121

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

Preview Lab → · Contrast checker → · Palette generator →