#21828D#21828D

#21828D is a mid, moderate teal. Relative luminance 0.182; OKLCH L 55.8% C 0.087 H 206.4°. Best body text is #000000 at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#21828D
RGB	rgb(33, 130, 141)
HSL	hsl(186, 62%, 34%)
HSV	hsv(186, 77%, 55%)
CMYK	cmyk(76.6%, 7.8%, 0%, 44.7%)
CIE-LAB	lab(49.75, -23.07, -13.82)
CIE-LCH	lch(49.75, 26.90, 210.93°)
OKLab	oklab(55.79% -0.0775 -0.0384)
OKLCH	oklch(55.79% 0.087 206.4)
XYZ	xyz(13.4154, 18.2101, 28.0020)
Luminance	0.1821 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21828D #8D2C21

analogous

#218D62 #21828D #214C8D

triadic

#21828D #8D2182 #828D21

tetradic

#21828D #62218D #8D2C21 #4C8D21

square

#21828D #62218D #8D2C21 #4C8D21

split-complementary

#21828D #8D214C #8D6221

monochromatic

#0A272A #15545B #21828D #2DB0BF #52C9D6

Accessibility & contrast

On white

4.52

#21828D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.64

#21828D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21828D

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21828D	#FFFFFF	#000000	##000000
##21828D	1.00	4.52	4.64	4.64
#FFFFFF	4.52	1.00	21.00	21.00
#000000	4.64	21.00	1.00	1.00
##000000	4.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#767D8E

Deuteranopia (green-blind)

#67728D

Tritanopia (blue-blind)

#008885

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #21828d;
/* rgb */ color: rgb(33, 130, 141);
/* oklch */ color: oklch(55.8% 0.087 206.4);

Tailwind

colors: {
  custom: {
    50: '#6fa6ae',
    500: '#21828d',
    950: '#000000',
  },
}

SCSS

$custom: #21828d;
$custom-light: #6fa6ae;
$custom-dark: #000000;

JSON

{
  "hex": "#21828d",
  "rgb": {
    "r": 33,
    "g": 130,
    "b": 141
  },
  "hsl": {
    "h": 186.111,
    "s": 62.069,
    "l": 34.118
  },
  "oklch": {
    "l": 0.55791,
    "c": 0.08655,
    "h": 206.4
  },
  "luminance": 0.18212
}

Semantic roles & 50–950 ramp

primary

#21828D

secondary

#BA5B50

accent

#5343E5

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#080F10

muted

#7B7F7F

Preview Lab

Preview with #21828D

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

Preview Lab → · Contrast checker → · Palette generator →