#21BB7B#21BB7B

#21BB7B is a light, vivid teal. Relative luminance 0.373; OKLCH L 70.2% C 0.154 H 159.0°. Best body text is #000000 at 8.46:1 contrast (WCAG AA passes).

Color values

HEX	#21BB7B
RGB	rgb(33, 187, 123)
HSL	hsl(155, 70%, 43%)
HSV	hsv(155, 82%, 73%)
CMYK	cmyk(82.4%, 0%, 34.2%, 26.7%)
CIE-LAB	lab(67.50, -53.04, 21.86)
CIE-LCH	lch(67.50, 57.36, 157.60°)
OKLab	oklab(70.16% -0.1436 0.0551)
OKLCH	oklch(70.16% 0.154 159)
XYZ	xyz(21.9703, 37.2913, 24.7751)
Luminance	0.3729 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21BB7B #BB2161

analogous

#21BB2E #21BB7B #21AEBB

triadic

#21BB7B #7B21BB #BB7B21

tetradic

#21BB7B #2E21BB #BB2161 #AEBB21

square

#21BB7B #2E21BB #BB2161 #AEBB21

split-complementary

#21BB7B #BB21AE #BB2E21

monochromatic

#0F5337 #188759 #21BB7B #3DDD9A #71E6B5

Accessibility & contrast

On white

2.48

#21BB7B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.46

#21BB7B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21BB7B

8.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21BB7B	#FFFFFF	#000000	##000000
##21BB7B	1.00	2.48	8.46	8.46
#FFFFFF	2.48	1.00	21.00	21.00
#000000	8.46	21.00	1.00	1.00
##000000	8.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9AC77

Deuteranopia (green-blind)

#A79F7F

Tritanopia (blue-blind)

#00BAAA

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #21bb7b;
/* rgb */ color: rgb(33, 187, 123);
/* oklch */ color: oklch(70.2% 0.154 159.0);

Tailwind

colors: {
  custom: {
    50: '#78d0a1',
    500: '#21bb7b',
    950: '#000000',
  },
}

SCSS

$custom: #21bb7b;
$custom-light: #78d0a1;
$custom-dark: #000000;

JSON

{
  "hex": "#21bb7b",
  "rgb": {
    "r": 33,
    "g": 187,
    "b": 123
  },
  "hsl": {
    "h": 155.065,
    "s": 70,
    "l": 43.137
  },
  "oklch": {
    "l": 0.70155,
    "c": 0.15382,
    "h": 159
  },
  "luminance": 0.37294
}

Semantic roles & 50–950 ramp

primary

#21BB7B

secondary

#CC6B94

accent

#3B85ED

background

#F8FCF9

surface

#EFF9F2

border

#CAD2CC

text

#0B140F

muted

#7C827E

Preview Lab

Preview with #21BB7B

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

Preview Lab → · Contrast checker → · Palette generator →