#21B376#21B376

#21B376 is a light, vivid teal. Relative luminance 0.339; OKLCH L 67.9% C 0.148 H 159.1°. Best body text is #000000 at 7.77:1 contrast (WCAG AA passes).

Color values

HEX	#21B376
RGB	rgb(33, 179, 118)
HSL	hsl(155, 69%, 42%)
HSV	hsv(155, 82%, 70%)
CMYK	cmyk(81.6%, 0%, 34.1%, 29.8%)
CIE-LAB	lab(64.86, -51.06, 20.96)
CIE-LCH	lch(64.86, 55.19, 157.68°)
OKLab	oklab(67.95% -0.1383 0.0529)
OKLCH	oklch(67.95% 0.148 159.1)
XYZ	xyz(20.0152, 33.8690, 22.6185)
Luminance	0.3387 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21B376 #B3215E

analogous

#21B32D #21B376 #21A7B3

triadic

#21B376 #7621B3 #B37621

tetradic

#21B376 #2D21B3 #B3215E #A7B321

square

#21B376 #2D21B3 #B3215E #A7B321

split-complementary

#21B376 #B321A7 #B32D21

monochromatic

#0E4C32 #177F54 #21B376 #37DA96 #6BE4B1

Accessibility & contrast

On white

2.70

#21B376 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.77

#21B376 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #21B376

7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21B376	#FFFFFF	#000000	##000000
##21B376	1.00	2.70	7.77	7.77
#FFFFFF	2.70	1.00	21.00	21.00
#000000	7.77	21.00	1.00	1.00
##000000	7.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1A572

Deuteranopia (green-blind)

#A0987A

Tritanopia (blue-blind)

#00B2A3

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #21b376;
/* rgb */ color: rgb(33, 179, 118);
/* oklch */ color: oklch(67.9% 0.148 159.1);

Tailwind

colors: {
  custom: {
    50: '#76cb9e',
    500: '#21b376',
    950: '#000000',
  },
}

SCSS

$custom: #21b376;
$custom-light: #76cb9e;
$custom-dark: #000000;

JSON

{
  "hex": "#21b376",
  "rgb": {
    "r": 33,
    "g": 179,
    "b": 118
  },
  "hsl": {
    "h": 154.932,
    "s": 68.868,
    "l": 41.569
  },
  "oklch": {
    "l": 0.67949,
    "c": 0.14807,
    "h": 159.1
  },
  "luminance": 0.33872
}

Semantic roles & 50–950 ramp

primary

#21B376

secondary

#CA6690

accent

#3C85EC

background

#F7FCF9

surface

#EEF9F2

border

#C9D2CC

text

#0A130E

muted

#7C827E

Preview Lab

Preview with #21B376

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

Preview Lab → · Contrast checker → · Palette generator →