#377B4E#377B4E

#377B4E is a mid, moderate green. Relative luminance 0.155; OKLCH L 52.6% C 0.099 H 152.5°. Best body text is #FFFFFF at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#377B4E
RGB	rgb(55, 123, 78)
HSL	hsl(140, 38%, 35%)
HSV	hsv(140, 55%, 48%)
CMYK	cmyk(55.3%, 0%, 36.6%, 51.8%)
CIE-LAB	lab(46.35, -32.44, 18.25)
CIE-LCH	lch(46.35, 37.22, 150.64°)
OKLab	oklab(52.63% -0.0881 0.0458)
OKLCH	oklch(52.63% 0.099 152.5)
XYZ	xyz(10.0329, 15.5273, 9.6746)
Luminance	0.1553 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#377B4E #7B3764

analogous

#427B37 #377B4E #377B70

triadic

#377B4E #4E377B #7B4E37

tetradic

#377B4E #37427B #7B3764 #7B7037

square

#377B4E #37427B #7B3764 #7B7037

split-complementary

#377B4E #70377B #7B3742

monochromatic

#112618 #245133 #377B4E #4AA569 #6EBE89

Accessibility & contrast

On white

5.11

#377B4E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.11

#377B4E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #377B4E

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##377B4E	#FFFFFF	#000000	##FFFFFF
##377B4E	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)

#7B724B

Deuteranopia (green-blind)

#726B51

Tritanopia (blue-blind)

#26796F

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #377b4e;
/* rgb */ color: rgb(55, 123, 78);
/* oklch */ color: oklch(52.6% 0.099 152.5);

Tailwind

colors: {
  custom: {
    50: '#74a280',
    500: '#377b4e',
    950: '#000000',
  },
}

SCSS

$custom: #377b4e;
$custom-light: #74a280;
$custom-dark: #000000;

JSON

{
  "hex": "#377b4e",
  "rgb": {
    "r": 55,
    "g": 123,
    "b": 78
  },
  "hsl": {
    "h": 140.294,
    "s": 38.202,
    "l": 34.902
  },
  "oklch": {
    "l": 0.52625,
    "c": 0.09932,
    "h": 152.5
  },
  "luminance": 0.15528
}

Semantic roles & 50–950 ramp

primary

#377B4E

secondary

#A76791

accent

#5AA7CE

background

#F7FAF7

surface

#EDF3EE

border

#C8CDC9

text

#080F0A

muted

#7B7F7C

Preview Lab

Preview with #377B4E

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

Preview Lab → · Contrast checker → · Palette generator →