#21857C#21857C

#21857C is a mid, moderate teal. Relative luminance 0.186; OKLCH L 55.9% C 0.089 H 186.0°. Best body text is #000000 at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#21857C
RGB	rgb(33, 133, 124)
HSL	hsl(175, 60%, 33%)
HSV	hsv(175, 75%, 52%)
CMYK	cmyk(75.2%, 0%, 6.8%, 47.8%)
CIE-LAB	lab(50.16, -29.88, -3.25)
CIE-LCH	lch(50.16, 30.06, 186.22°)
OKLab	oklab(55.94% -0.0886 -0.0093)
OKLCH	oklch(55.94% 0.089 186)
XYZ	xyz(12.6511, 18.5521, 21.9790)
Luminance	0.1855 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21857C #85212A

analogous

#21854A #21857C #215C85

triadic

#21857C #7C2185 #857C21

tetradic

#21857C #4A2185 #85212A #5C8521

square

#21857C #4A2185 #85212A #5C8521

split-complementary

#21857C #85215C #854A21

monochromatic

#092321 #15544E #21857C #2DB6AA #4DD3C7

Accessibility & contrast

On white

4.46

#21857C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.71

#21857C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21857C

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21857C	#FFFFFF	#000000	##000000
##21857C	1.00	4.46	4.71	4.71
#FFFFFF	4.46	1.00	21.00	21.00
#000000	4.71	21.00	1.00	1.00
##000000	4.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E7D7C

Deuteranopia (green-blind)

#70737D

Tritanopia (blue-blind)

#008882

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #21857c;
/* rgb */ color: rgb(33, 133, 124);
/* oklch */ color: oklch(55.9% 0.089 186.0);

Tailwind

colors: {
  custom: {
    50: '#6ea9a1',
    500: '#21857c',
    950: '#000000',
  },
}

SCSS

$custom: #21857c;
$custom-light: #6ea9a1;
$custom-dark: #000000;

JSON

{
  "hex": "#21857c",
  "rgb": {
    "r": 33,
    "g": 133,
    "b": 124
  },
  "hsl": {
    "h": 174.6,
    "s": 60.241,
    "l": 32.549
  },
  "oklch": {
    "l": 0.55937,
    "c": 0.0891,
    "h": 186
  },
  "luminance": 0.18554
}

Semantic roles & 50–950 ramp

primary

#21857C

secondary

#B64C55

accent

#4453E3

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#08100F

muted

#7B7F7E

Preview Lab

Preview with #21857C

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

Preview Lab → · Contrast checker → · Palette generator →