#21B38C#21B38C

#21B38C is a light, vivid teal. Relative luminance 0.345; OKLCH L 68.5% C 0.130 H 169.1°. Best body text is #000000 at 7.89:1 contrast (WCAG AA passes).

Color values

HEX	#21B38C
RGB	rgb(33, 179, 140)
HSL	hsl(164, 69%, 42%)
HSV	hsv(164, 82%, 70%)
CMYK	cmyk(81.6%, 0%, 21.8%, 29.8%)
CIE-LAB	lab(65.32, -45.98, 9.60)
CIE-LCH	lch(65.32, 46.97, 168.20°)
OKLab	oklab(68.48% -0.1277 0.0245)
OKLCH	oklch(68.48% 0.13 169.1)
XYZ	xyz(21.4783, 34.4543, 30.3242)
Luminance	0.3446 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21B38C #B32148

analogous

#21B343 #21B38C #2191B3

triadic

#21B38C #8C21B3 #B38C21

tetradic

#21B38C #4321B3 #B32148 #91B321

square

#21B38C #4321B3 #B32148 #91B321

split-complementary

#21B38C #B32191 #B34321

monochromatic

#0E4C3B #177F64 #21B38C #37DAAF #6BE4C3

Accessibility & contrast

On white

2.66

#21B38C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.89

#21B38C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21B38C

7.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21B38C	#FFFFFF	#000000	##000000
##21B38C	1.00	2.66	7.89	7.89
#FFFFFF	2.66	1.00	21.00	21.00
#000000	7.89	21.00	1.00	1.00
##000000	7.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEA68A

Deuteranopia (green-blind)

#9C998F

Tritanopia (blue-blind)

#00B4A8

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #21b38c;
/* rgb */ color: rgb(33, 179, 140);
/* oklch */ color: oklch(68.5% 0.130 169.1);

Tailwind

colors: {
  custom: {
    50: '#77cbad',
    500: '#21b38c',
    950: '#000000',
  },
}

SCSS

$custom: #21b38c;
$custom-light: #77cbad;
$custom-dark: #000000;

JSON

{
  "hex": "#21b38c",
  "rgb": {
    "r": 33,
    "g": 179,
    "b": 140
  },
  "hsl": {
    "h": 163.973,
    "s": 68.868,
    "l": 41.569
  },
  "oklch": {
    "l": 0.68483,
    "c": 0.13004,
    "h": 169.1
  },
  "luminance": 0.34457
}

Semantic roles & 50–950 ramp

primary

#21B38C

secondary

#CA6681

accent

#3C6BEC

background

#F8FCFA

surface

#EFF8F4

border

#CAD1CE

text

#0A1310

muted

#7C827F

Preview Lab

Preview with #21B38C

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

Preview Lab → · Contrast checker → · Palette generator →