#257F42#257F42

#257F42 is a mid, vivid green. Relative luminance 0.160; OKLCH L 52.9% C 0.126 H 150.1°. Best body text is #FFFFFF at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#257F42
RGB	rgb(37, 127, 66)
HSL	hsl(139, 55%, 32%)
HSV	hsv(139, 71%, 50%)
CMYK	cmyk(70.9%, 0%, 48%, 50.2%)
CIE-LAB	lab(46.93, -40.55, 25.64)
CIE-LCH	lch(46.93, 47.98, 147.70°)
OKLab	oklab(52.88% -0.1092 0.0628)
OKLCH	oklch(52.88% 0.126 150.1)
XYZ	xyz(9.3349, 15.9644, 7.7427)
Luminance	0.1596 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257F42 #7F2562

analogous

#357F25 #257F42 #257F6F

triadic

#257F42 #42257F #7F4225

tetradic

#257F42 #25357F #7F2562 #7F6F25

square

#257F42 #25357F #7F2562 #7F6F25

split-complementary

#257F42 #6F257F #7F2535

monochromatic

#092011 #175029 #257F42 #33AE5B #52CD79

Accessibility & contrast

On white

5.01

#257F42 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.19

#257F42 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257F42

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257F42	#FFFFFF	#000000	##FFFFFF
##257F42	1.00	5.01	4.19	5.01
#FFFFFF	5.01	1.00	21.00	1.00
#000000	4.19	21.00	1.00	21.00
##FFFFFF	5.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#80743D

Deuteranopia (green-blind)

#756C46

Tritanopia (blue-blind)

#007D70

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #257f42;
/* rgb */ color: rgb(37, 127, 66);
/* oklch */ color: oklch(52.9% 0.126 150.1);

Tailwind

colors: {
  custom: {
    50: '#6ca577',
    500: '#257f42',
    950: '#000000',
  },
}

SCSS

$custom: #257f42;
$custom-light: #6ca577;
$custom-dark: #000000;

JSON

{
  "hex": "#257f42",
  "rgb": {
    "r": 37,
    "g": 127,
    "b": 66
  },
  "hsl": {
    "h": 139.333,
    "s": 54.878,
    "l": 32.157
  },
  "oklch": {
    "l": 0.52876,
    "c": 0.12599,
    "h": 150.1
  },
  "luminance": 0.15965
}

Semantic roles & 50–950 ramp

primary

#257F42

secondary

#B14F91

accent

#4AAEDE

background

#F6FAF7

surface

#ECF4ED

border

#C7CEC8

text

#080F09

muted

#7B7F7B

Preview Lab

Preview with #257F42

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

Preview Lab → · Contrast checker → · Palette generator →