#378F4E#378F4E

#378F4E is a mid, vivid green. Relative luminance 0.210; OKLCH L 58.0% C 0.129 H 149.2°. Best body text is #000000 at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#378F4E
RGB	rgb(55, 143, 78)
HSL	hsl(136, 44%, 39%)
HSV	hsv(136, 62%, 56%)
CMYK	cmyk(61.5%, 0%, 45.5%, 43.9%)
CIE-LAB	lab(52.96, -41.12, 26.92)
CIE-LCH	lch(52.96, 49.15, 146.79°)
OKLab	oklab(58.05% -0.1111 0.0662)
OKLCH	oklch(58.05% 0.129 149.2)
XYZ	xyz(12.7722, 21.0060, 10.5877)
Luminance	0.2101 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378F4E #8F3778

analogous

#4C8F37 #378F4E #378F7A

triadic

#378F4E #4E378F #8F4E37

tetradic

#378F4E #374C8F #8F3778 #8F7A37

square

#378F4E #374C8F #8F3778 #8F7A37

split-complementary

#378F4E #7A378F #8F374C

monochromatic

#15371E #266336 #378F4E #4AB967 #76CA8C

Accessibility & contrast

On white

4.04

#378F4E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.20

#378F4E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378F4E

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378F4E	#FFFFFF	#000000	##000000
##378F4E	1.00	4.04	5.20	5.20
#FFFFFF	4.04	1.00	21.00	21.00
#000000	5.20	21.00	1.00	1.00
##000000	5.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#908349

Deuteranopia (green-blind)

#857B52

Tritanopia (blue-blind)

#1E8C7F

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #378f4e;
/* rgb */ color: rgb(55, 143, 78);
/* oklch */ color: oklch(58.0% 0.129 149.2);

Tailwind

colors: {
  custom: {
    50: '#77b080',
    500: '#378f4e',
    950: '#000000',
  },
}

SCSS

$custom: #378f4e;
$custom-light: #77b080;
$custom-dark: #000000;

JSON

{
  "hex": "#378f4e",
  "rgb": {
    "r": 55,
    "g": 143,
    "b": 78
  },
  "hsl": {
    "h": 135.682,
    "s": 44.444,
    "l": 38.824
  },
  "oklch": {
    "l": 0.58045,
    "c": 0.12934,
    "h": 149.2
  },
  "luminance": 0.21007
}

Semantic roles & 50–950 ramp

primary

#378F4E

secondary

#B36FA1

accent

#54B3D4

background

#F7FAF7

surface

#EEF5EE

border

#C9CFC9

text

#09110A

muted

#7B807C

Preview Lab

Preview with #378F4E

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

Preview Lab → · Contrast checker → · Palette generator →