#378D40#378D40

#378D40 is a mid, vivid green. Relative luminance 0.202; OKLCH L 57.3% C 0.140 H 145.3°. Best body text is #000000 at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#378D40
RGB	rgb(55, 141, 64)
HSL	hsl(126, 44%, 38%)
HSV	hsv(126, 61%, 55%)
CMYK	cmyk(61%, 0%, 54.6%, 44.7%)
CIE-LAB	lab(52.10, -42.52, 33.22)
CIE-LCH	lch(52.10, 53.96, 142.00°)
OKLab	oklab(57.27% -0.1151 0.0797)
OKLCH	oklch(57.27% 0.14 145.3)
XYZ	xyz(12.0251, 20.2310, 8.1208)
Luminance	0.2023 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378D40 #8D3784

analogous

#598D37 #378D40 #378D6B

triadic

#378D40 #40378D #8D4037

tetradic

#378D40 #37598D #8D3784 #8D6B37

square

#378D40 #37598D #8D3784 #8D6B37

split-complementary

#378D40 #6B378D #8D3759

monochromatic

#153518 #26612C #378D40 #49B855 #75C97E

Accessibility & contrast

On white

4.16

#378D40 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.05

#378D40 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378D40

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378D40	#FFFFFF	#000000	##000000
##378D40	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)

#8F8139

Deuteranopia (green-blind)

#847946

Tritanopia (blue-blind)

#258A7C

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #378d40;
/* rgb */ color: rgb(55, 141, 64);
/* oklch */ color: oklch(57.3% 0.140 145.3);

Tailwind

colors: {
  custom: {
    50: '#77af77',
    500: '#378d40',
    950: '#000000',
  },
}

SCSS

$custom: #378d40;
$custom-light: #77af77;
$custom-dark: #000000;

JSON

{
  "hex": "#378d40",
  "rgb": {
    "r": 55,
    "g": 141,
    "b": 64
  },
  "hsl": {
    "h": 126.279,
    "s": 43.878,
    "l": 38.431
  },
  "oklch": {
    "l": 0.57273,
    "c": 0.14,
    "h": 145.3
  },
  "luminance": 0.20232
}

Semantic roles & 50–950 ramp

primary

#378D40

secondary

#B26EAB

accent

#54C6D4

background

#F7FAF7

surface

#EEF5ED

border

#C9CFC8

text

#091009

muted

#7B7F7B

Preview Lab

Preview with #378D40

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

Preview Lab → · Contrast checker → · Palette generator →