#21783B#21783B

#21783B is a mid, vivid green. Relative luminance 0.141; OKLCH L 50.7% C 0.125 H 149.3°. Best body text is #FFFFFF at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#21783B
RGB	rgb(33, 120, 59)
HSL	hsl(138, 57%, 30%)
HSV	hsv(138, 73%, 47%)
CMYK	cmyk(72.5%, 0%, 50.8%, 52.9%)
CIE-LAB	lab(44.33, -39.74, 26.16)
CIE-LCH	lch(44.33, 47.58, 146.64°)
OKLab	oklab(50.67% -0.107 0.0637)
OKLCH	oklch(50.67% 0.125 149.3)
XYZ	xyz(8.1325, 14.0711, 6.4242)
Luminance	0.1407 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21783B #78215E

analogous

#327821 #21783B #217867

triadic

#21783B #3B2178 #783B21

tetradic

#21783B #213278 #78215E #786721

square

#21783B #213278 #78215E #786721

split-complementary

#21783B #672178 #782132

monochromatic

#07180C #144823 #21783B #2EA853 #47CC6F

Accessibility & contrast

On white

5.51

#21783B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#21783B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #21783B

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21783B	#FFFFFF	#000000	##FFFFFF
##21783B	1.00	5.51	3.81	5.51
#FFFFFF	5.51	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#796D36

Deuteranopia (green-blind)

#6E663F

Tritanopia (blue-blind)

#00766A

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #21783b;
/* rgb */ color: rgb(33, 120, 59);
/* oklch */ color: oklch(50.7% 0.125 149.3);

Tailwind

colors: {
  custom: {
    50: '#69a072',
    500: '#21783b',
    950: '#000000',
  },
}

SCSS

$custom: #21783b;
$custom-light: #69a072;
$custom-dark: #000000;

JSON

{
  "hex": "#21783b",
  "rgb": {
    "r": 33,
    "g": 120,
    "b": 59
  },
  "hsl": {
    "h": 137.931,
    "s": 56.863,
    "l": 30
  },
  "oklch": {
    "l": 0.50673,
    "c": 0.12451,
    "h": 149.3
  },
  "luminance": 0.14072
}

Semantic roles & 50–950 ramp

primary

#21783B

secondary

#AB4A8E

accent

#48B3E0

background

#F6F9F6

surface

#ECF2EC

border

#C7CCC7

text

#070F08

muted

#7A7E7B

Preview Lab

Preview with #21783B

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

Preview Lab → · Contrast checker → · Palette generator →