#21A878#21A878

#21A878 is a light, vivid teal. Relative luminance 0.297; OKLCH L 65.1% C 0.132 H 163.1°. Best body text is #000000 at 6.94:1 contrast (WCAG AA passes).

Color values

HEX	#21A878
RGB	rgb(33, 168, 120)
HSL	hsl(159, 67%, 39%)
HSV	hsv(159, 80%, 66%)
CMYK	cmyk(80.4%, 0%, 28.6%, 34.1%)
CIE-LAB	lab(61.38, -46.30, 15.09)
CIE-LCH	lch(61.38, 48.70, 161.95°)
OKLab	oklab(65.1% -0.1266 0.0384)
OKLCH	oklch(65.1% 0.132 163.1)
XYZ	xyz(18.0180, 29.6824, 22.5453)
Luminance	0.2969 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21A878 #A82151

analogous

#21A835 #21A878 #2195A8

triadic

#21A878 #7821A8 #A87821

tetradic

#21A878 #3521A8 #A82151 #95A821

square

#21A878 #3521A8 #A82151 #95A821

split-complementary

#21A878 #A82195 #A83521

monochromatic

#0D422F #177553 #21A878 #30D69B #63E0B4

Accessibility & contrast

On white

3.03

#21A878 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.94

#21A878 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21A878

6.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21A878	#FFFFFF	#000000	##000000
##21A878	1.00	3.03	6.94	6.94
#FFFFFF	3.03	1.00	21.00	21.00
#000000	6.94	21.00	1.00	1.00
##000000	6.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A59B75

Deuteranopia (green-blind)

#958F7B

Tritanopia (blue-blind)

#00A89B

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #21a878;
/* rgb */ color: rgb(33, 168, 120);
/* oklch */ color: oklch(65.1% 0.132 163.1);

Tailwind

colors: {
  custom: {
    50: '#74c39f',
    500: '#21a878',
    950: '#000000',
  },
}

SCSS

$custom: #21a878;
$custom-light: #74c39f;
$custom-dark: #000000;

JSON

{
  "hex": "#21a878",
  "rgb": {
    "r": 33,
    "g": 168,
    "b": 120
  },
  "hsl": {
    "h": 158.667,
    "s": 67.164,
    "l": 39.412
  },
  "oklch": {
    "l": 0.65095,
    "c": 0.13229,
    "h": 163.1
  },
  "luminance": 0.29685
}

Semantic roles & 50–950 ramp

primary

#21A878

secondary

#C55F84

accent

#3E7BEA

background

#F7FCF9

surface

#EEF8F2

border

#C9D1CC

text

#0A120E

muted

#7C817E

Preview Lab

Preview with #21A878

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

Preview Lab → · Contrast checker → · Palette generator →