#21828E#21828E

#21828E is a mid, moderate teal. Relative luminance 0.182; OKLCH L 55.8% C 0.087 H 207.4°. Best body text is #000000 at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#21828E
RGB	rgb(33, 130, 142)
HSL	hsl(187, 62%, 34%)
HSV	hsv(187, 77%, 56%)
CMYK	cmyk(76.8%, 8.5%, 0%, 44.3%)
CIE-LAB	lab(49.79, -22.75, -14.36)
CIE-LCH	lch(49.79, 26.90, 212.26°)
OKLab	oklab(55.83% -0.0771 -0.0399)
OKLCH	oklch(55.83% 0.087 207.4)
XYZ	xyz(13.4902, 18.2400, 28.3956)
Luminance	0.1824 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21828E #8E2D21

analogous

#218E64 #21828E #214B8E

triadic

#21828E #8E2182 #828E21

tetradic

#21828E #64218E #8E2D21 #4B8E21

square

#21828E #64218E #8E2D21 #4B8E21

split-complementary

#21828E #8E214B #8E6421

monochromatic

#0A272B #15555C #21828E #2DAFC0 #52C8D7

Accessibility & contrast

On white

4.52

#21828E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.65

#21828E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21828E

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21828E	#FFFFFF	#000000	##000000
##21828E	1.00	4.52	4.65	4.65
#FFFFFF	4.52	1.00	21.00	21.00
#000000	4.65	21.00	1.00	1.00
##000000	4.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#767D8F

Deuteranopia (green-blind)

#67728E

Tritanopia (blue-blind)

#008886

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #21828e;
/* rgb */ color: rgb(33, 130, 142);
/* oklch */ color: oklch(55.8% 0.087 207.4);

Tailwind

colors: {
  custom: {
    50: '#6fa6af',
    500: '#21828e',
    950: '#000000',
  },
}

SCSS

$custom: #21828e;
$custom-light: #6fa6af;
$custom-dark: #000000;

JSON

{
  "hex": "#21828e",
  "rgb": {
    "r": 33,
    "g": 130,
    "b": 142
  },
  "hsl": {
    "h": 186.606,
    "s": 62.286,
    "l": 34.314
  },
  "oklch": {
    "l": 0.55832,
    "c": 0.08684,
    "h": 207.4
  },
  "luminance": 0.18242
}

Semantic roles & 50–950 ramp

primary

#21828E

secondary

#BA5C50

accent

#5442E5

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#080F10

muted

#7B7F7F

Preview Lab

Preview with #21828E

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

Preview Lab → · Contrast checker → · Palette generator →