#255F3F#255F3F

#255F3F is a dark, moderate green. Relative luminance 0.089; OKLCH L 43.8% C 0.081 H 156.4°. Best body text is #FFFFFF at 7.53:1 contrast (WCAG AA passes).

Color values

HEX	#255F3F
RGB	rgb(37, 95, 63)
HSL	hsl(147, 44%, 26%)
HSV	hsv(147, 61%, 37%)
CMYK	cmyk(61.1%, 0%, 33.7%, 62.7%)
CIE-LAB	lab(35.86, -27.24, 12.79)
CIE-LCH	lch(35.86, 30.09, 154.85°)
OKLab	oklab(43.76% -0.0742 0.0323)
OKLCH	oklch(43.76% 0.081 156.4)
XYZ	xyz(5.7519, 8.9361, 6.1234)
Luminance	0.0894 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255F3F #5F2545

analogous

#285F25 #255F3F #255F5C

triadic

#255F3F #3F255F #5F3F25

tetradic

#255F3F #25285F #5F2545 #5F5C25

square

#255F3F #25285F #5F2545 #5F5C25

split-complementary

#255F3F #5C255F #5F2528

monochromatic

#09160F #143322 #255F3F #368B5C #47B779

Accessibility & contrast

On white

7.53

#255F3F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#255F3F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #255F3F

7.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255F3F	#FFFFFF	#000000	##FFFFFF
##255F3F	1.00	7.53	2.79	7.53
#FFFFFF	7.53	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E583D

Deuteranopia (green-blind)

#565241

Tritanopia (blue-blind)

#115E57

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #255f3f;
/* rgb */ color: rgb(37, 95, 63);
/* oklch */ color: oklch(43.8% 0.081 156.4);

Tailwind

colors: {
  custom: {
    50: '#658d74',
    500: '#255f3f',
    950: '#000000',
  },
}

SCSS

$custom: #255f3f;
$custom-light: #658d74;
$custom-dark: #000000;

JSON

{
  "hex": "#255f3f",
  "rgb": {
    "r": 37,
    "g": 95,
    "b": 63
  },
  "hsl": {
    "h": 146.897,
    "s": 43.939,
    "l": 25.882
  },
  "oklch": {
    "l": 0.4376,
    "c": 0.08096,
    "h": 156.4
  },
  "luminance": 0.08937
}

Semantic roles & 50–950 ramp

primary

#255F3F

secondary

#924D73

accent

#549AD4

background

#F6F8F7

surface

#EBF0ED

border

#C6CBC8

text

#060C08

muted

#7A7D7B

Preview Lab

Preview with #255F3F

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

Preview Lab → · Contrast checker → · Palette generator →