#377B1E#377B1E

#377B1E is a mid, vivid green. Relative luminance 0.151; OKLCH L 51.9% C 0.143 H 138.8°. Best body text is #FFFFFF at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#377B1E
RGB	rgb(55, 123, 30)
HSL	hsl(104, 61%, 30%)
HSV	hsv(104, 76%, 48%)
CMYK	cmyk(55.3%, 0%, 75.6%, 51.8%)
CIE-LAB	lab(45.73, -39.10, 41.84)
CIE-LCH	lch(45.73, 57.26, 133.06°)
OKLab	oklab(51.92% -0.1078 0.0944)
OKLCH	oklch(51.92% 0.143 138.8)
XYZ	xyz(8.8925, 15.0712, 3.6685)
Luminance	0.1507 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#377B1E #621E7B

analogous

#657B1E #377B1E #1E7B34

triadic

#377B1E #1E377B #7B1E37

tetradic

#377B1E #1E657B #621E7B #7B341E

square

#377B1E #1E657B #621E7B #7B341E

split-complementary

#377B1E #341E7B #7B1E65

monochromatic

#0B1906 #214A12 #377B1E #4DAC2A #69D142

Accessibility & contrast

On white

5.23

#377B1E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.01

#377B1E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #377B1E

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##377B1E	#FFFFFF	#000000	##FFFFFF
##377B1E	1.00	5.23	4.01	5.23
#FFFFFF	5.23	1.00	21.00	1.00
#000000	4.01	21.00	1.00	21.00
##FFFFFF	5.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F700D

Deuteranopia (green-blind)

#766A27

Tritanopia (blue-blind)

#317769

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #377b1e;
/* rgb */ color: rgb(55, 123, 30);
/* oklch */ color: oklch(51.9% 0.143 138.8);

Tailwind

colors: {
  custom: {
    50: '#76a260',
    500: '#377b1e',
    950: '#000000',
  },
}

SCSS

$custom: #377b1e;
$custom-light: #76a260;
$custom-dark: #000000;

JSON

{
  "hex": "#377b1e",
  "rgb": {
    "r": 55,
    "g": 123,
    "b": 30
  },
  "hsl": {
    "h": 103.871,
    "s": 60.784,
    "l": 30
  },
  "oklch": {
    "l": 0.51918,
    "c": 0.1433,
    "h": 138.8
  },
  "luminance": 0.15072
}

Semantic roles & 50–950 ramp

primary

#377B1E

secondary

#9246AE

accent

#44E4B9

background

#F7FAF5

surface

#EDF3EA

border

#C8CDC6

text

#090F05

muted

#7B7F79

Preview Lab

Preview with #377B1E

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

Preview Lab → · Contrast checker → · Palette generator →