#21838E#21838E

#21838E is a mid, moderate teal. Relative luminance 0.185; OKLCH L 56.1% C 0.087 H 206.3°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#21838E
RGB	rgb(33, 131, 142)
HSL	hsl(186, 62%, 34%)
HSV	hsv(186, 77%, 56%)
CMYK	cmyk(76.8%, 7.7%, 0%, 44.3%)
CIE-LAB	lab(50.11, -23.27, -13.87)
CIE-LCH	lch(50.11, 27.09, 210.80°)
OKLab	oklab(56.09% -0.0781 -0.0386)
OKLCH	oklch(56.09% 0.087 206.3)
XYZ	xyz(13.6238, 18.5073, 28.4402)
Luminance	0.1851 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21838E #8E2C21

analogous

#218E63 #21838E #214D8E

triadic

#21838E #8E2183 #838E21

tetradic

#21838E #63218E #8E2C21 #4D8E21

square

#21838E #63218E #8E2C21 #4D8E21

split-complementary

#21838E #8E214D #8E6321

monochromatic

#0A272B #15555C #21838E #2DB1C0 #52CAD7

Accessibility & contrast

On white

4.47

#21838E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.70

#21838E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21838E

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21838E	#FFFFFF	#000000	##000000
##21838E	1.00	4.47	4.70	4.70
#FFFFFF	4.47	1.00	21.00	21.00
#000000	4.70	21.00	1.00	1.00
##000000	4.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#777E8F

Deuteranopia (green-blind)

#68728E

Tritanopia (blue-blind)

#008986

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #21838e;
/* rgb */ color: rgb(33, 131, 142);
/* oklch */ color: oklch(56.1% 0.087 206.3);

Tailwind

colors: {
  custom: {
    50: '#6fa7af',
    500: '#21838e',
    950: '#000000',
  },
}

SCSS

$custom: #21838e;
$custom-light: #6fa7af;
$custom-dark: #000000;

JSON

{
  "hex": "#21838e",
  "rgb": {
    "r": 33,
    "g": 131,
    "b": 142
  },
  "hsl": {
    "h": 186.055,
    "s": 62.286,
    "l": 34.314
  },
  "oklch": {
    "l": 0.5609,
    "c": 0.08714,
    "h": 206.3
  },
  "luminance": 0.18509
}

Semantic roles & 50–950 ramp

primary

#21838E

secondary

#BA5B50

accent

#5342E5

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#080F10

muted

#7B7F7F

Preview Lab

Preview with #21838E

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

Preview Lab → · Contrast checker → · Palette generator →