#257D2F#257D2F

#257D2F is a mid, vivid green. Relative luminance 0.153; OKLCH L 52.0% C 0.141 H 144.9°. Best body text is #FFFFFF at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#257D2F
RGB	rgb(37, 125, 47)
HSL	hsl(127, 54%, 32%)
HSV	hsv(127, 70%, 49%)
CMYK	cmyk(70.4%, 0%, 62.4%, 51%)
CIE-LAB	lab(45.99, -42.67, 34.41)
CIE-LCH	lch(45.99, 54.82, 141.12°)
OKLab	oklab(52.02% -0.1154 0.0809)
OKLCH	oklch(52.02% 0.141 144.9)
XYZ	xyz(8.6091, 15.2649, 5.1815)
Luminance	0.1527 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257D2F #7D2573

analogous

#477D25 #257D2F #257D5B

triadic

#257D2F #2F257D #7D2F25

tetradic

#257D2F #25477D #7D2573 #7D5B25

square

#257D2F #25477D #7D2573 #7D5B25

split-complementary

#257D2F #5B257D #7D2547

monochromatic

#091F0B #174E1D #257D2F #33AC41 #51CB5F

Accessibility & contrast

On white

5.18

#257D2F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.05

#257D2F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257D2F

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257D2F	#FFFFFF	#000000	##FFFFFF
##257D2F	1.00	5.18	4.05	5.18
#FFFFFF	5.18	1.00	21.00	1.00
#000000	4.05	21.00	1.00	21.00
##FFFFFF	5.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F7127

Deuteranopia (green-blind)

#756A35

Tritanopia (blue-blind)

#087A6C

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #257d2f;
/* rgb */ color: rgb(37, 125, 47);
/* oklch */ color: oklch(52.0% 0.141 144.9);

Tailwind

colors: {
  custom: {
    50: '#6ca36a',
    500: '#257d2f',
    950: '#000000',
  },
}

SCSS

$custom: #257d2f;
$custom-light: #6ca36a;
$custom-dark: #000000;

JSON

{
  "hex": "#257d2f",
  "rgb": {
    "r": 37,
    "g": 125,
    "b": 47
  },
  "hsl": {
    "h": 126.818,
    "s": 54.321,
    "l": 31.765
  },
  "oklch": {
    "l": 0.52024,
    "c": 0.14094,
    "h": 144.9
  },
  "luminance": 0.15266
}

Semantic roles & 50–950 ramp

primary

#257D2F

secondary

#AF4FA4

accent

#4ACDDE

background

#F6FAF6

surface

#ECF4EB

border

#C7CEC6

text

#080F07

muted

#7A7F7A

Preview Lab

Preview with #257D2F

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

Preview Lab → · Contrast checker → · Palette generator →