#378E21#378E21

#378E21 is a mid, vivid green. Relative luminance 0.203; OKLCH L 57.2% C 0.165 H 140.2°. Best body text is #000000 at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#378E21
RGB	rgb(55, 142, 33)
HSL	hsl(108, 62%, 34%)
HSV	hsv(108, 77%, 56%)
CMYK	cmyk(61.3%, 0%, 76.8%, 44.3%)
CIE-LAB	lab(52.14, -46.24, 47.11)
CIE-LCH	lch(52.14, 66.01, 134.47°)
OKLab	oklab(57.21% -0.1268 0.1059)
OKLCH	oklch(57.21% 0.165 140.2)
XYZ	xyz(11.5225, 20.2670, 4.7433)
Luminance	0.2027 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378E21 #78218E

analogous

#6E8E21 #378E21 #218E42

triadic

#378E21 #21378E #8E2137

tetradic

#378E21 #216E8E #78218E #8E4221

square

#378E21 #216E8E #78218E #8E4221

split-complementary

#378E21 #42218E #8E216E

monochromatic

#112B0A #245C15 #378E21 #4AC02D #6DD752

Accessibility & contrast

On white

4.16

#378E21 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.05

#378E21 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378E21

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378E21	#FFFFFF	#000000	##000000
##378E21	1.00	4.16	5.05	5.05
#FFFFFF	4.16	1.00	21.00	21.00
#000000	5.05	21.00	1.00	1.00
##000000	5.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#928109

Deuteranopia (green-blind)

#877A2D

Tritanopia (blue-blind)

#2B8979

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #378e21;
/* rgb */ color: rgb(55, 142, 33);
/* oklch */ color: oklch(57.2% 0.165 140.2);

Tailwind

colors: {
  custom: {
    50: '#79b064',
    500: '#378e21',
    950: '#000000',
  },
}

SCSS

$custom: #378e21;
$custom-light: #79b064;
$custom-dark: #000000;

JSON

{
  "hex": "#378e21",
  "rgb": {
    "r": 55,
    "g": 142,
    "b": 33
  },
  "hsl": {
    "h": 107.89,
    "s": 62.286,
    "l": 34.314
  },
  "oklch": {
    "l": 0.57212,
    "c": 0.16523,
    "h": 140.2
  },
  "luminance": 0.20268
}

Semantic roles & 50–950 ramp

primary

#378E21

secondary

#A550BA

accent

#42E5C4

background

#F7FAF6

surface

#EEF5EB

border

#C9CFC6

text

#0A1006

muted

#7C7F7A

Preview Lab

Preview with #378E21

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

Preview Lab → · Contrast checker → · Palette generator →