#21B287#21B287

#21B287 is a light, vivid teal. Relative luminance 0.339; OKLCH L 68.1% C 0.133 H 166.9°. Best body text is #000000 at 7.78:1 contrast (WCAG AA passes).

Color values

HEX	#21B287
RGB	rgb(33, 178, 135)
HSL	hsl(162, 69%, 41%)
HSV	hsv(162, 81%, 70%)
CMYK	cmyk(81.5%, 0%, 24.2%, 30.2%)
CIE-LAB	lab(64.89, -46.79, 11.74)
CIE-LCH	lch(64.89, 48.24, 165.91°)
OKLab	oklab(68.09% -0.1291 0.03)
OKLCH	oklch(68.09% 0.133 166.9)
XYZ	xyz(20.9183, 33.9108, 28.3599)
Luminance	0.3391 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21B287 #B2214C

analogous

#21B23F #21B287 #2195B2

triadic

#21B287 #8721B2 #B28721

tetradic

#21B287 #3F21B2 #B2214C #95B221

square

#21B287 #3F21B2 #B2214C #95B221

split-complementary

#21B287 #B22195 #B23F21

monochromatic

#0E4B39 #177E60 #21B287 #36DAA9 #6AE3BF

Accessibility & contrast

On white

2.70

#21B287 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.78

#21B287 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21B287

7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21B287	#FFFFFF	#000000	##000000
##21B287	1.00	2.70	7.78	7.78
#FFFFFF	2.70	1.00	21.00	21.00
#000000	7.78	21.00	1.00	1.00
##000000	7.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEA585

Deuteranopia (green-blind)

#9C988A

Tritanopia (blue-blind)

#00B3A6

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #21b287;
/* rgb */ color: rgb(33, 178, 135);
/* oklch */ color: oklch(68.1% 0.133 166.9);

Tailwind

colors: {
  custom: {
    50: '#77caaa',
    500: '#21b287',
    950: '#000000',
  },
}

SCSS

$custom: #21b287;
$custom-light: #77caaa;
$custom-dark: #000000;

JSON

{
  "hex": "#21b287",
  "rgb": {
    "r": 33,
    "g": 178,
    "b": 135
  },
  "hsl": {
    "h": 162.207,
    "s": 68.72,
    "l": 41.373
  },
  "oklch": {
    "l": 0.68092,
    "c": 0.13259,
    "h": 166.9
  },
  "luminance": 0.33913
}

Semantic roles & 50–950 ramp

primary

#21B287

secondary

#C96683

accent

#3C70EC

background

#F7FCFA

surface

#EEF8F4

border

#C9D1CE

text

#0A1310

muted

#7C827F

Preview Lab

Preview with #21B287

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

Preview Lab → · Contrast checker → · Palette generator →