#378D21#378D21

#378D21 is a mid, vivid green. Relative luminance 0.200; OKLCH L 56.9% C 0.164 H 140.1°. Best body text is #000000 at 4.99:1 contrast (WCAG AA passes).

Color values

HEX	#378D21
RGB	rgb(55, 141, 33)
HSL	hsl(108, 62%, 34%)
HSV	hsv(108, 77%, 55%)
CMYK	cmyk(61%, 0%, 76.6%, 44.7%)
CIE-LAB	lab(51.80, -45.86, 46.78)
CIE-LCH	lch(51.80, 65.51, 134.44°)
OKLab	oklab(56.94% -0.1258 0.1052)
OKLCH	oklch(56.94% 0.164 140.1)
XYZ	xyz(11.3744, 19.9708, 4.6939)
Luminance	0.1997 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378D21 #77218D

analogous

#6D8D21 #378D21 #218D41

triadic

#378D21 #21378D #8D2137

tetradic

#378D21 #216D8D #77218D #8D4121

square

#378D21 #216D8D #77218D #8D4121

split-complementary

#378D21 #41218D #8D216D

monochromatic

#102A0A #245B15 #378D21 #4ABF2D #6DD652

Accessibility & contrast

On white

4.20

#378D21 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.99

#378D21 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378D21

4.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378D21	#FFFFFF	#000000	##000000
##378D21	1.00	4.20	4.99	4.99
#FFFFFF	4.20	1.00	21.00	21.00
#000000	4.99	21.00	1.00	1.00
##000000	4.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#91800A

Deuteranopia (green-blind)

#86792D

Tritanopia (blue-blind)

#2C8878

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #378d21;
/* rgb */ color: rgb(55, 141, 33);
/* oklch */ color: oklch(56.9% 0.164 140.1);

Tailwind

colors: {
  custom: {
    50: '#79af64',
    500: '#378d21',
    950: '#000000',
  },
}

SCSS

$custom: #378d21;
$custom-light: #79af64;
$custom-dark: #000000;

JSON

{
  "hex": "#378d21",
  "rgb": {
    "r": 55,
    "g": 141,
    "b": 33
  },
  "hsl": {
    "h": 107.778,
    "s": 62.069,
    "l": 34.118
  },
  "oklch": {
    "l": 0.56937,
    "c": 0.16401,
    "h": 140.1
  },
  "luminance": 0.19972
}

Semantic roles & 50–950 ramp

primary

#378D21

secondary

#A450BA

accent

#43E5C4

background

#F7FAF6

surface

#EEF5EB

border

#C9CFC6

text

#0A1006

muted

#7C7F7A

Preview Lab

Preview with #378D21

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

Preview Lab → · Contrast checker → · Palette generator →