#21B497#21B497

#21B497 is a light, vivid teal. Relative luminance 0.352; OKLCH L 69.0% C 0.124 H 175.0°. Best body text is #000000 at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#21B497
RGB	rgb(33, 180, 151)
HSL	hsl(168, 69%, 42%)
HSV	hsv(168, 82%, 71%)
CMYK	cmyk(81.7%, 0%, 16.1%, 29.4%)
CIE-LAB	lab(65.90, -43.58, 4.37)
CIE-LCH	lch(65.90, 43.80, 174.28°)
OKLab	oklab(69.05% -0.1234 0.0109)
OKLCH	oklch(69.05% 0.124 175)
XYZ	xyz(22.5314, 35.1974, 34.8784)
Luminance	0.3520 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21B497 #B4213E

analogous

#21B44D #21B497 #2188B4

triadic

#21B497 #9721B4 #B49721

tetradic

#21B497 #4D21B4 #B4213E #88B421

square

#21B497 #4D21B4 #B4213E #88B421

split-complementary

#21B497 #B42188 #B44D21

monochromatic

#0E4D40 #18806C #21B497 #38DABA #6BE4CC

Accessibility & contrast

On white

2.61

#21B497 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.04

#21B497 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21B497

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21B497	#FFFFFF	#000000	##000000
##21B497	1.00	2.61	8.04	8.04
#FFFFFF	2.61	1.00	21.00	21.00
#000000	8.04	21.00	1.00	1.00
##000000	8.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ADA896

Deuteranopia (green-blind)

#9B9B99

Tritanopia (blue-blind)

#00B6AB

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #21b497;
/* rgb */ color: rgb(33, 180, 151);
/* oklch */ color: oklch(69.0% 0.124 175.0);

Tailwind

colors: {
  custom: {
    50: '#78cbb5',
    500: '#21b497',
    950: '#000000',
  },
}

SCSS

$custom: #21b497;
$custom-light: #78cbb5;
$custom-dark: #000000;

JSON

{
  "hex": "#21b497",
  "rgb": {
    "r": 33,
    "g": 180,
    "b": 151
  },
  "hsl": {
    "h": 168.163,
    "s": 69.014,
    "l": 41.765
  },
  "oklch": {
    "l": 0.69047,
    "c": 0.12389,
    "h": 175
  },
  "luminance": 0.352
}

Semantic roles & 50–950 ramp

primary

#21B497

secondary

#CA677A

accent

#3C5FEC

background

#F8FCFB

surface

#EFF9F6

border

#CAD2D0

text

#0B1311

muted

#7C8280

Preview Lab

Preview with #21B497

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

Preview Lab → · Contrast checker → · Palette generator →