#378D1B#378D1B

#378D1B is a mid, vivid green. Relative luminance 0.199; OKLCH L 56.9% C 0.167 H 139.6°. Best body text is #000000 at 4.99:1 contrast (WCAG AA passes).

Color values

HEX	#378D1B
RGB	rgb(55, 141, 27)
HSL	hsl(105, 68%, 33%)
HSV	hsv(105, 81%, 55%)
CMYK	cmyk(61%, 0%, 80.9%, 44.7%)
CIE-LAB	lab(51.77, -46.27, 48.79)
CIE-LCH	lch(51.77, 67.24, 133.48°)
OKLab	oklab(56.9% -0.1273 0.1085)
OKLCH	oklch(56.9% 0.167 139.6)
XYZ	xyz(11.2978, 19.9401, 4.2902)
Luminance	0.1994 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#378D1B #711B8D

analogous

#708D1B #378D1B #1B8D38

triadic

#378D1B #1B378D #8D1B37

tetradic

#378D1B #1B708D #711B8D #8D381B

square

#378D1B #1B708D #711B8D #8D381B

split-complementary

#378D1B #381B8D #8D1B70

monochromatic

#0F2607 #235A11 #378D1B #4BC025 #6BDC47

Accessibility & contrast

On white

4.21

#378D1B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.99

#378D1B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #378D1B

4.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##378D1B	#FFFFFF	#000000	##000000
##378D1B	1.00	4.21	4.99	4.99
#FFFFFF	4.21	1.00	21.00	21.00
#000000	4.99	21.00	1.00	1.00
##000000	4.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#918000

Deuteranopia (green-blind)

#877928

Tritanopia (blue-blind)

#2C8878

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #378d1b;
/* rgb */ color: rgb(55, 141, 27);
/* oklch */ color: oklch(56.9% 0.167 139.6);

Tailwind

colors: {
  custom: {
    50: '#79af62',
    500: '#378d1b',
    950: '#000000',
  },
}

SCSS

$custom: #378d1b;
$custom-light: #79af62;
$custom-dark: #000000;

JSON

{
  "hex": "#378d1b",
  "rgb": {
    "r": 55,
    "g": 141,
    "b": 27
  },
  "hsl": {
    "h": 105.263,
    "s": 67.857,
    "l": 32.941
  },
  "oklch": {
    "l": 0.56897,
    "c": 0.16724,
    "h": 139.6
  },
  "luminance": 0.19941
}

Semantic roles & 50–950 ramp

primary

#378D1B

secondary

#A046BD

accent

#3DEBC0

background

#F7FAF6

surface

#EEF5EB

border

#C9CFC6

text

#0A1005

muted

#7C7F7A

Preview Lab

Preview with #378D1B

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

Preview Lab → · Contrast checker → · Palette generator →