#21837D#21837D

#21837D is a mid, moderate teal. Relative luminance 0.180; OKLCH L 55.4% C 0.087 H 188.8°. Best body text is #000000 at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#21837D
RGB	rgb(33, 131, 125)
HSL	hsl(176, 60%, 32%)
HSV	hsv(176, 75%, 51%)
CMYK	cmyk(74.8%, 0%, 4.6%, 48.6%)
CIE-LAB	lab(49.54, -28.61, -4.76)
CIE-LCH	lch(49.54, 29.00, 189.44°)
OKLab	oklab(55.44% -0.086 -0.0134)
OKLCH	oklch(55.44% 0.087 188.8)
XYZ	xyz(12.4434, 18.0351, 22.2234)
Luminance	0.1804 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21837D #832127

analogous

#21834C #21837D #215883

triadic

#21837D #7D2183 #837D21

tetradic

#21837D #4C2183 #832127 #588321

square

#21837D #4C2183 #832127 #588321

split-complementary

#21837D #832158 #834C21

monochromatic

#082120 #15524E #21837D #2DB4AC #4CD2CA

Accessibility & contrast

On white

4.56

#21837D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.61

#21837D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21837D

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21837D	#FFFFFF	#000000	##000000
##21837D	1.00	4.56	4.61	4.61
#FFFFFF	4.56	1.00	21.00	21.00
#000000	4.61	21.00	1.00	1.00
##000000	4.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B7C7D

Deuteranopia (green-blind)

#6D717E

Tritanopia (blue-blind)

#008781

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #21837d;
/* rgb */ color: rgb(33, 131, 125);
/* oklch */ color: oklch(55.4% 0.087 188.8);

Tailwind

colors: {
  custom: {
    50: '#6da7a2',
    500: '#21837d',
    950: '#000000',
  },
}

SCSS

$custom: #21837d;
$custom-light: #6da7a2;
$custom-dark: #000000;

JSON

{
  "hex": "#21837d",
  "rgb": {
    "r": 33,
    "g": 131,
    "b": 125
  },
  "hsl": {
    "h": 176.327,
    "s": 59.756,
    "l": 32.157
  },
  "oklch": {
    "l": 0.55442,
    "c": 0.08704,
    "h": 188.8
  },
  "luminance": 0.18037
}

Semantic roles & 50–950 ramp

primary

#21837D

secondary

#B54B51

accent

#454FE3

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#080F0F

muted

#7B7F7E

Preview Lab

Preview with #21837D

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

Preview Lab → · Contrast checker → · Palette generator →