#377D1B#377D1B

#377D1B is a mid, vivid green. Relative luminance 0.156; OKLCH L 52.5% C 0.148 H 138.6°. Best body text is #FFFFFF at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#377D1B
RGB	rgb(55, 125, 27)
HSL	hsl(103, 64%, 30%)
HSV	hsv(103, 78%, 49%)
CMYK	cmyk(56%, 0%, 78.4%, 51%)
CIE-LAB	lab(46.39, -40.12, 43.62)
CIE-LCH	lch(46.39, 59.26, 132.61°)
OKLab	oklab(52.45% -0.1107 0.0977)
OKLCH	oklch(52.45% 0.148 138.6)
XYZ	xyz(9.1067, 15.5579, 3.5598)
Luminance	0.1556 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#377D1B #611B7D

analogous

#687D1B #377D1B #1B7D30

triadic

#377D1B #1B377D #7D1B37

tetradic

#377D1B #1B687D #611B7D #7D301B

square

#377D1B #1B687D #611B7D #7D301B

split-complementary

#377D1B #301B7D #7D1B68

monochromatic

#0B1905 #214B10 #377D1B #4DAF26 #69D53D

Accessibility & contrast

On white

5.11

#377D1B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.11

#377D1B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #377D1B

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##377D1B	#FFFFFF	#000000	##FFFFFF
##377D1B	1.00	5.11	4.11	5.11
#FFFFFF	5.11	1.00	21.00	1.00
#000000	4.11	21.00	1.00	21.00
##FFFFFF	5.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#817205

Deuteranopia (green-blind)

#786C26

Tritanopia (blue-blind)

#31796A

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #377d1b;
/* rgb */ color: rgb(55, 125, 27);
/* oklch */ color: oklch(52.5% 0.148 138.6);

Tailwind

colors: {
  custom: {
    50: '#76a35f',
    500: '#377d1b',
    950: '#000000',
  },
}

SCSS

$custom: #377d1b;
$custom-light: #76a35f;
$custom-dark: #000000;

JSON

{
  "hex": "#377d1b",
  "rgb": {
    "r": 55,
    "g": 125,
    "b": 27
  },
  "hsl": {
    "h": 102.857,
    "s": 64.474,
    "l": 29.804
  },
  "oklch": {
    "l": 0.52454,
    "c": 0.14768,
    "h": 138.6
  },
  "luminance": 0.15559
}

Semantic roles & 50–950 ramp

primary

#377D1B

secondary

#9143B1

accent

#40E7B8

background

#F7FAF5

surface

#EEF4EA

border

#C9CEC6

text

#090F05

muted

#7B7F79

Preview Lab

Preview with #377D1B

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

Preview Lab → · Contrast checker → · Palette generator →