#21858A#21858A

#21858A is a mid, moderate teal. Relative luminance 0.189; OKLCH L 56.5% C 0.087 H 200.0°. Best body text is #000000 at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#21858A
RGB	rgb(33, 133, 138)
HSL	hsl(183, 61%, 34%)
HSV	hsv(183, 76%, 54%)
CMYK	cmyk(76.1%, 3.6%, 0%, 45.9%)
CIE-LAB	lab(50.61, -25.58, -10.78)
CIE-LCH	lch(50.61, 27.76, 202.84°)
OKLab	oklab(56.45% -0.082 -0.0299)
OKLCH	oklch(56.45% 0.087 200)
XYZ	xyz(13.6001, 18.9317, 26.9772)
Luminance	0.1893 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21858A #8A2621

analogous

#218A5A #21858A #21508A

triadic

#21858A #8A2185 #858A21

tetradic

#21858A #5A218A #8A2621 #508A21

square

#21858A #5A218A #8A2621 #508A21

split-complementary

#21858A #8A2150 #8A5A21

monochromatic

#092627 #155559 #21858A #2DB5BB #50CFD5

Accessibility & contrast

On white

4.39

#21858A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.79

#21858A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21858A

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21858A	#FFFFFF	#000000	##000000
##21858A	1.00	4.39	4.79	4.79
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.79	21.00	1.00	1.00
##000000	4.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B7F8A

Deuteranopia (green-blind)

#6C748A

Tritanopia (blue-blind)

#008A86

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #21858a;
/* rgb */ color: rgb(33, 133, 138);
/* oklch */ color: oklch(56.5% 0.087 200.0);

Tailwind

colors: {
  custom: {
    50: '#6fa9ac',
    500: '#21858a',
    950: '#000000',
  },
}

SCSS

$custom: #21858a;
$custom-light: #6fa9ac;
$custom-dark: #000000;

JSON

{
  "hex": "#21858a",
  "rgb": {
    "r": 33,
    "g": 133,
    "b": 138
  },
  "hsl": {
    "h": 182.857,
    "s": 61.404,
    "l": 33.529
  },
  "oklch": {
    "l": 0.5645,
    "c": 0.08731,
    "h": 200
  },
  "luminance": 0.18933
}

Semantic roles & 50–950 ramp

primary

#21858A

secondary

#B9534E

accent

#4B43E5

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#081010

muted

#7B7F7F

Preview Lab

Preview with #21858A

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

Preview Lab → · Contrast checker → · Palette generator →