#21856B#21856B

#21856B is a mid, moderate teal. Relative luminance 0.182; OKLCH L 55.4% C 0.098 H 171.1°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#21856B
RGB	rgb(33, 133, 107)
HSL	hsl(164, 60%, 33%)
HSV	hsv(164, 75%, 52%)
CMYK	cmyk(75.2%, 0%, 19.5%, 47.8%)
CIE-LAB	lab(49.69, -34.64, 5.99)
CIE-LCH	lch(49.69, 35.16, 170.19°)
OKLab	oklab(55.4% -0.097 0.0153)
OKLCH	oklch(55.4% 0.098 171.1)
XYZ	xyz(11.6672, 18.1585, 16.7971)
Luminance	0.1816 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21856B #85213B

analogous

#218539 #21856B #216D85

triadic

#21856B #6B2185 #856B21

tetradic

#21856B #392185 #85213B #6D8521

square

#21856B #392185 #85213B #6D8521

split-complementary

#21856B #85216D #853921

monochromatic

#09231C #155444 #21856B #2DB692 #4DD3B0

Accessibility & contrast

On white

4.53

#21856B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#21856B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21856B

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21856B	#FFFFFF	#000000	##000000
##21856B	1.00	4.53	4.63	4.63
#FFFFFF	4.53	1.00	21.00	21.00
#000000	4.63	21.00	1.00	1.00
##000000	4.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#817C6A

Deuteranopia (green-blind)

#74726D

Tritanopia (blue-blind)

#00867E

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #21856b;
/* rgb */ color: rgb(33, 133, 107);
/* oklch */ color: oklch(55.4% 0.098 171.1);

Tailwind

colors: {
  custom: {
    50: '#6ca995',
    500: '#21856b',
    950: '#000000',
  },
}

SCSS

$custom: #21856b;
$custom-light: #6ca995;
$custom-dark: #000000;

JSON

{
  "hex": "#21856b",
  "rgb": {
    "r": 33,
    "g": 133,
    "b": 107
  },
  "hsl": {
    "h": 164.4,
    "s": 60.241,
    "l": 32.549
  },
  "oklch": {
    "l": 0.55396,
    "c": 0.09823,
    "h": 171.1
  },
  "luminance": 0.1816
}

Semantic roles & 50–950 ramp

primary

#21856B

secondary

#B64C67

accent

#446EE3

background

#F7FAF9

surface

#EDF4F1

border

#C8CECB

text

#08100D

muted

#7B7F7E

Preview Lab

Preview with #21856B

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

Preview Lab → · Contrast checker → · Palette generator →