#378E1F#378E1F

#378E1F is a mid, vivid green. Relative luminance 0.203; OKLCH L 57.2% C 0.166 H 140.0°. Best body text is #000000 at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#378E1F
RGB	rgb(55, 142, 31)
HSL	hsl(107, 64%, 34%)
HSV	hsv(107, 78%, 56%)
CMYK	cmyk(61.3%, 0%, 78.2%, 44.3%)
CIE-LAB	lab(52.13, -46.38, 47.80)
CIE-LCH	lch(52.13, 66.60, 134.13°)
OKLab	oklab(57.2% -0.1273 0.107)
OKLCH	oklch(57.2% 0.166 140)
XYZ	xyz(11.4954, 20.2561, 4.6001)
Luminance	0.2026 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378E1F #761F8E

analogous

#6F8E1F #378E1F #1F8E3F

triadic

#378E1F #1F378E #8E1F37

tetradic

#378E1F #1F6F8E #761F8E #8E3F1F

square

#378E1F #1F6F8E #761F8E #8E3F1F

split-complementary

#378E1F #3F1F8E #8E1F6F

monochromatic

#102A09 #245C14 #378E1F #4AC02A #6DD94F

Accessibility & contrast

On white

4.16

#378E1F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.05

#378E1F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378E1F

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378E1F	#FFFFFF	#000000	##000000
##378E1F	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)

#928104

Deuteranopia (green-blind)

#877A2B

Tritanopia (blue-blind)

#2C8979

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #378e1f;
/* rgb */ color: rgb(55, 142, 31);
/* oklch */ color: oklch(57.2% 0.166 140.0);

Tailwind

colors: {
  custom: {
    50: '#79b063',
    500: '#378e1f',
    950: '#000000',
  },
}

SCSS

$custom: #378e1f;
$custom-light: #79b063;
$custom-dark: #000000;

JSON

{
  "hex": "#378e1f",
  "rgb": {
    "r": 55,
    "g": 142,
    "b": 31
  },
  "hsl": {
    "h": 107.027,
    "s": 64.162,
    "l": 33.922
  },
  "oklch": {
    "l": 0.57198,
    "c": 0.16635,
    "h": 140
  },
  "luminance": 0.20257
}

Semantic roles & 50–950 ramp

primary

#378E1F

secondary

#A44DBB

accent

#41E7C3

background

#F7FAF6

surface

#EEF5EB

border

#C9CFC6

text

#0A1006

muted

#7C7F7A

Preview Lab

Preview with #378E1F

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

Preview Lab → · Contrast checker → · Palette generator →