#378C1A#378C1A

#378C1A is a mid, vivid green. Relative luminance 0.196; OKLCH L 56.6% C 0.167 H 139.4°. Best body text is #000000 at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#378C1A
RGB	rgb(55, 140, 26)
HSL	hsl(105, 69%, 33%)
HSV	hsv(105, 81%, 55%)
CMYK	cmyk(60.7%, 0%, 81.4%, 45.1%)
CIE-LAB	lab(51.43, -45.96, 48.78)
CIE-LCH	lch(51.43, 67.02, 133.29°)
OKLab	oklab(56.62% -0.1265 0.1084)
OKLCH	oklch(56.62% 0.167 139.4)
XYZ	xyz(11.1396, 19.6420, 4.1813)
Luminance	0.1964 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378C1A #6F1A8C

analogous

#708C1A #378C1A #1A8C36

triadic

#378C1A #1A378C #8C1A37

tetradic

#378C1A #1A708C #6F1A8C #8C361A

square

#378C1A #1A708C #6F1A8C #8C361A

split-complementary

#378C1A #361A8C #8C1A70

monochromatic

#0E2507 #235810 #378C1A #4BC024 #6BDC44

Accessibility & contrast

On white

4.26

#378C1A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.93

#378C1A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378C1A

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378C1A	#FFFFFF	#000000	##000000
##378C1A	1.00	4.26	4.93	4.93
#FFFFFF	4.26	1.00	21.00	21.00
#000000	4.93	21.00	1.00	1.00
##000000	4.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#907F00

Deuteranopia (green-blind)

#867828

Tritanopia (blue-blind)

#2D8777

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #378c1a;
/* rgb */ color: rgb(55, 140, 26);
/* oklch */ color: oklch(56.6% 0.167 139.4);

Tailwind

colors: {
  custom: {
    50: '#79ae61',
    500: '#378c1a',
    950: '#000000',
  },
}

SCSS

$custom: #378c1a;
$custom-light: #79ae61;
$custom-dark: #000000;

JSON

{
  "hex": "#378c1a",
  "rgb": {
    "r": 55,
    "g": 140,
    "b": 26
  },
  "hsl": {
    "h": 104.737,
    "s": 68.675,
    "l": 32.549
  },
  "oklch": {
    "l": 0.56615,
    "c": 0.16655,
    "h": 139.4
  },
  "luminance": 0.19643
}

Semantic roles & 50–950 ramp

primary

#378C1A

secondary

#9F44BE

accent

#3CECBF

background

#F7FAF6

surface

#EEF4EB

border

#C9CEC6

text

#0A1005

muted

#7C7F7A

Preview Lab

Preview with #378C1A

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

Preview Lab → · Contrast checker → · Palette generator →