#21A570#21A570

#21A570 is a light, vivid teal. Relative luminance 0.284; OKLCH L 64.1% C 0.135 H 160.4°. Best body text is #000000 at 6.68:1 contrast (WCAG AA passes).

Color values

HEX	#21A570
RGB	rgb(33, 165, 112)
HSL	hsl(156, 67%, 39%)
HSV	hsv(156, 80%, 65%)
CMYK	cmyk(80%, 0%, 32.1%, 35.3%)
CIE-LAB	lab(60.25, -46.92, 17.94)
CIE-LCH	lch(60.25, 50.23, 159.07°)
OKLab	oklab(64.11% -0.1275 0.0454)
OKLCH	oklch(64.11% 0.135 160.4)
XYZ	xyz(17.0051, 28.4014, 19.9119)
Luminance	0.2840 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21A570 #A52156

analogous

#21A52E #21A570 #2198A5

triadic

#21A570 #7021A5 #A57021

tetradic

#21A570 #2E21A5 #A52156 #98A521

square

#21A570 #2E21A5 #A52156 #98A521

split-complementary

#21A570 #A52198 #A52E21

monochromatic

#0D3F2B #17724D #21A570 #2ED592 #61DFAD

Accessibility & contrast

On white

3.14

#21A570 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.68

#21A570 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #21A570

6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21A570	#FFFFFF	#000000	##000000
##21A570	1.00	3.14	6.68	6.68
#FFFFFF	3.14	1.00	21.00	21.00
#000000	6.68	21.00	1.00	1.00
##000000	6.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A3986D

Deuteranopia (green-blind)

#938D73

Tritanopia (blue-blind)

#00A497

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #21a570;
/* rgb */ color: rgb(33, 165, 112);
/* oklch */ color: oklch(64.1% 0.135 160.4);

Tailwind

colors: {
  custom: {
    50: '#73c199',
    500: '#21a570',
    950: '#000000',
  },
}

SCSS

$custom: #21a570;
$custom-light: #73c199;
$custom-dark: #000000;

JSON

{
  "hex": "#21a570",
  "rgb": {
    "r": 33,
    "g": 165,
    "b": 112
  },
  "hsl": {
    "h": 155.909,
    "s": 66.667,
    "l": 38.824
  },
  "oklch": {
    "l": 0.64111,
    "c": 0.13536,
    "h": 160.4
  },
  "luminance": 0.28403
}

Semantic roles & 50–950 ramp

primary

#21A570

secondary

#C45E87

accent

#3E83EA

background

#F7FBF9

surface

#EEF7F2

border

#C9D0CC

text

#09120E

muted

#7B817E

Preview Lab

Preview with #21A570

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

Preview Lab → · Contrast checker → · Palette generator →