#21878A#21878A

#21878A is a mid, moderate teal. Relative luminance 0.195; OKLCH L 57.0% C 0.088 H 198.0°. Best body text is #000000 at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#21878A
RGB	rgb(33, 135, 138)
HSL	hsl(182, 61%, 34%)
HSV	hsv(182, 76%, 54%)
CMYK	cmyk(76.1%, 2.2%, 0%, 45.9%)
CIE-LAB	lab(51.25, -26.59, -9.81)
CIE-LCH	lch(51.25, 28.34, 200.25°)
OKLab	oklab(56.97% -0.0841 -0.0273)
OKLCH	oklch(56.97% 0.088 198)
XYZ	xyz(13.8765, 19.4846, 27.0694)
Luminance	0.1949 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21878A #8A2421

analogous

#218A58 #21878A #21528A

triadic

#21878A #8A2187 #878A21

tetradic

#21878A #58218A #8A2421 #528A21

square

#21878A #58218A #8A2421 #528A21

split-complementary

#21878A #8A2152 #8A5821

monochromatic

#092627 #155759 #21878A #2DB7BB #50D1D5

Accessibility & contrast

On white

4.29

#21878A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.90

#21878A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21878A

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21878A	#FFFFFF	#000000	##000000
##21878A	1.00	4.29	4.90	4.90
#FFFFFF	4.29	1.00	21.00	21.00
#000000	4.90	21.00	1.00	1.00
##000000	4.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D808A

Deuteranopia (green-blind)

#6E758B

Tritanopia (blue-blind)

#008C88

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #21878a;
/* rgb */ color: rgb(33, 135, 138);
/* oklch */ color: oklch(57.0% 0.088 198.0);

Tailwind

colors: {
  custom: {
    50: '#6faaac',
    500: '#21878a',
    950: '#000000',
  },
}

SCSS

$custom: #21878a;
$custom-light: #6faaac;
$custom-dark: #000000;

JSON

{
  "hex": "#21878a",
  "rgb": {
    "r": 33,
    "g": 135,
    "b": 138
  },
  "hsl": {
    "h": 181.714,
    "s": 61.404,
    "l": 33.529
  },
  "oklch": {
    "l": 0.5697,
    "c": 0.08842,
    "h": 198
  },
  "luminance": 0.19486
}

Semantic roles & 50–950 ramp

primary

#21878A

secondary

#B9514E

accent

#4843E5

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #21878A

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

Preview Lab → · Contrast checker → · Palette generator →