#21857E#21857E

#21857E is a mid, moderate teal. Relative luminance 0.186; OKLCH L 56.0% C 0.088 H 187.9°. Best body text is #000000 at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#21857E
RGB	rgb(33, 133, 126)
HSL	hsl(176, 60%, 33%)
HSV	hsv(176, 75%, 52%)
CMYK	cmyk(75.2%, 0%, 5.3%, 47.8%)
CIE-LAB	lab(50.22, -29.28, -4.34)
CIE-LCH	lch(50.22, 29.60, 188.42°)
OKLab	oklab(56.01% -0.0876 -0.0122)
OKLCH	oklch(56.01% 0.089 187.9)
XYZ	xyz(12.7788, 18.6032, 22.6519)
Luminance	0.1860 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21857E #852128

analogous

#21854C #21857E #215A85

triadic

#21857E #7E2185 #857E21

tetradic

#21857E #4C2185 #852128 #5A8521

square

#21857E #4C2185 #852128 #5A8521

split-complementary

#21857E #85215A #854C21

monochromatic

#092321 #155450 #21857E #2DB6AC #4DD3CA

Accessibility & contrast

On white

4.45

#21857E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.72

#21857E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21857E

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21857E	#FFFFFF	#000000	##000000
##21857E	1.00	4.45	4.72	4.72
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.72	21.00	1.00	1.00
##000000	4.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D7E7E

Deuteranopia (green-blind)

#6F737F

Tritanopia (blue-blind)

#008883

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #21857e;
/* rgb */ color: rgb(33, 133, 126);
/* oklch */ color: oklch(56.0% 0.088 187.9);

Tailwind

colors: {
  custom: {
    50: '#6ea9a3',
    500: '#21857e',
    950: '#000000',
  },
}

SCSS

$custom: #21857e;
$custom-light: #6ea9a3;
$custom-dark: #000000;

JSON

{
  "hex": "#21857e",
  "rgb": {
    "r": 33,
    "g": 133,
    "b": 126
  },
  "hsl": {
    "h": 175.8,
    "s": 60.241,
    "l": 32.549
  },
  "oklch": {
    "l": 0.56006,
    "c": 0.0885,
    "h": 187.9
  },
  "luminance": 0.18605
}

Semantic roles & 50–950 ramp

primary

#21857E

secondary

#B64C53

accent

#4450E3

background

#F7FAFA

surface

#EDF4F3

border

#C8CECD

text

#08100F

muted

#7B7F7F

Preview Lab

Preview with #21857E

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

Preview Lab → · Contrast checker → · Palette generator →