#21B488#21B488

#21B488 is a light, vivid teal. Relative luminance 0.347; OKLCH L 68.6% C 0.134 H 166.7°. Best body text is #000000 at 7.95:1 contrast (WCAG AA passes).

Color values

HEX	#21B488
RGB	rgb(33, 180, 136)
HSL	hsl(162, 69%, 42%)
HSV	hsv(162, 82%, 71%)
CMYK	cmyk(81.7%, 0%, 24.4%, 29.4%)
CIE-LAB	lab(65.55, -47.36, 12.12)
CIE-LCH	lch(65.55, 48.89, 165.65°)
OKLab	oklab(68.64% -0.1306 0.0309)
OKLCH	oklch(68.64% 0.134 166.7)
XYZ	xyz(21.3898, 34.7407, 28.8661)
Luminance	0.3474 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21B488 #B4214D

analogous

#21B43F #21B488 #2197B4

triadic

#21B488 #8821B4 #B48821

tetradic

#21B488 #3F21B4 #B4214D #97B421

square

#21B488 #3F21B4 #B4214D #97B421

split-complementary

#21B488 #B42197 #B43F21

monochromatic

#0E4D3A #188061 #21B488 #38DAAA #6BE4C0

Accessibility & contrast

On white

2.64

#21B488 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.95

#21B488 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21B488

7.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21B488	#FFFFFF	#000000	##000000
##21B488	1.00	2.64	7.95	7.95
#FFFFFF	2.64	1.00	21.00	21.00
#000000	7.95	21.00	1.00	1.00
##000000	7.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B0A786

Deuteranopia (green-blind)

#9E9A8B

Tritanopia (blue-blind)

#00B5A8

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #21b488;
/* rgb */ color: rgb(33, 180, 136);
/* oklch */ color: oklch(68.6% 0.134 166.7);

Tailwind

colors: {
  custom: {
    50: '#77cbaa',
    500: '#21b488',
    950: '#000000',
  },
}

SCSS

$custom: #21b488;
$custom-light: #77cbaa;
$custom-dark: #000000;

JSON

{
  "hex": "#21b488",
  "rgb": {
    "r": 33,
    "g": 180,
    "b": 136
  },
  "hsl": {
    "h": 162.041,
    "s": 69.014,
    "l": 41.765
  },
  "oklch": {
    "l": 0.68638,
    "c": 0.13423,
    "h": 166.7
  },
  "luminance": 0.34743
}

Semantic roles & 50–950 ramp

primary

#21B488

secondary

#CA6785

accent

#3C71EC

background

#F8FCFA

surface

#EFF9F4

border

#CAD2CE

text

#0A1310

muted

#7C827F

Preview Lab

Preview with #21B488

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

Preview Lab → · Contrast checker → · Palette generator →