#378E4B#378E4B

#378E4B is a mid, vivid green. Relative luminance 0.207; OKLCH L 57.7% C 0.131 H 148.4°. Best body text is #000000 at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#378E4B
RGB	rgb(55, 142, 75)
HSL	hsl(134, 44%, 39%)
HSV	hsv(134, 61%, 56%)
CMYK	cmyk(61.3%, 0%, 47.2%, 44.3%)
CIE-LAB	lab(52.58, -41.22, 28.05)
CIE-LCH	lch(52.58, 49.86, 145.76°)
OKLab	oklab(57.72% -0.1114 0.0686)
OKLCH	oklch(57.72% 0.131 148.4)
XYZ	xyz(12.5177, 20.6650, 9.9843)
Luminance	0.2067 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378E4B #8E377A

analogous

#4E8E37 #378E4B #378E76

triadic

#378E4B #4B378E #8E4B37

tetradic

#378E4B #374E8E #8E377A #8E7637

square

#378E4B #374E8E #8E377A #8E7637

split-complementary

#378E4B #76378E #8E374E

monochromatic

#15361C #266234 #378E4B #49B963 #76CA89

Accessibility & contrast

On white

4.09

#378E4B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.13

#378E4B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378E4B

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378E4B	#FFFFFF	#000000	##000000
##378E4B	1.00	4.09	5.13	5.13
#FFFFFF	4.09	1.00	21.00	21.00
#000000	5.13	21.00	1.00	1.00
##000000	5.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F8246

Deuteranopia (green-blind)

#847A50

Tritanopia (blue-blind)

#208B7E

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #378e4b;
/* rgb */ color: rgb(55, 142, 75);
/* oklch */ color: oklch(57.7% 0.131 148.4);

Tailwind

colors: {
  custom: {
    50: '#77b07e',
    500: '#378e4b',
    950: '#000000',
  },
}

SCSS

$custom: #378e4b;
$custom-light: #77b07e;
$custom-dark: #000000;

JSON

{
  "hex": "#378e4b",
  "rgb": {
    "r": 55,
    "g": 142,
    "b": 75
  },
  "hsl": {
    "h": 133.793,
    "s": 44.162,
    "l": 38.627
  },
  "oklch": {
    "l": 0.57721,
    "c": 0.13087,
    "h": 148.4
  },
  "luminance": 0.20666
}

Semantic roles & 50–950 ramp

primary

#378E4B

secondary

#B36EA3

accent

#54B6D4

background

#F7FAF7

surface

#EEF5EE

border

#C9CFC9

text

#09100A

muted

#7B7F7C

Preview Lab

Preview with #378E4B

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

Preview Lab → · Contrast checker → · Palette generator →