#378F1F#378F1F

#378F1F is a mid, vivid green. Relative luminance 0.206; OKLCH L 57.5% C 0.168 H 140.0°. Best body text is #000000 at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#378F1F
RGB	rgb(55, 143, 31)
HSL	hsl(107, 64%, 34%)
HSV	hsv(107, 78%, 56%)
CMYK	cmyk(61.5%, 0%, 78.3%, 43.9%)
CIE-LAB	lab(52.46, -46.75, 48.13)
CIE-LCH	lch(52.46, 67.09, 134.17°)
OKLab	oklab(57.47% -0.1283 0.1077)
OKLCH	oklch(57.47% 0.168 140)
XYZ	xyz(11.6448, 20.5550, 4.6499)
Luminance	0.2056 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378F1F #771F8F

analogous

#6F8F1F #378F1F #1F8F3F

triadic

#378F1F #1F378F #8F1F37

tetradic

#378F1F #1F6F8F #771F8F #8F3F1F

square

#378F1F #1F6F8F #771F8F #8F3F1F

split-complementary

#378F1F #3F1F8F #8F1F6F

monochromatic

#102A09 #245D14 #378F1F #4AC12A #6DD94F

Accessibility & contrast

On white

4.11

#378F1F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.11

#378F1F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378F1F

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378F1F	#FFFFFF	#000000	##000000
##378F1F	1.00	4.11	5.11	5.11
#FFFFFF	4.11	1.00	21.00	21.00
#000000	5.11	21.00	1.00	1.00
##000000	5.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#938203

Deuteranopia (green-blind)

#887A2B

Tritanopia (blue-blind)

#2B8A7A

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #378f1f;
/* rgb */ color: rgb(55, 143, 31);
/* oklch */ color: oklch(57.5% 0.168 140.0);

Tailwind

colors: {
  custom: {
    50: '#79b164',
    500: '#378f1f',
    950: '#000000',
  },
}

SCSS

$custom: #378f1f;
$custom-light: #79b164;
$custom-dark: #000000;

JSON

{
  "hex": "#378f1f",
  "rgb": {
    "r": 55,
    "g": 143,
    "b": 31
  },
  "hsl": {
    "h": 107.143,
    "s": 64.368,
    "l": 34.118
  },
  "oklch": {
    "l": 0.57474,
    "c": 0.16756,
    "h": 140
  },
  "luminance": 0.20556
}

Semantic roles & 50–950 ramp

primary

#378F1F

secondary

#A44EBC

accent

#40E7C4

background

#F7FBF6

surface

#EEF6EB

border

#C9D0C6

text

#0A1106

muted

#7C807A

Preview Lab

Preview with #378F1F

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

Preview Lab → · Contrast checker → · Palette generator →