#257D30#257D30

#257D30 is a mid, vivid green. Relative luminance 0.153; OKLCH L 52.0% C 0.140 H 145.2°. Best body text is #FFFFFF at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#257D30
RGB	rgb(37, 125, 48)
HSL	hsl(128, 54%, 32%)
HSV	hsv(128, 70%, 49%)
CMYK	cmyk(70.4%, 0%, 61.6%, 51%)
CIE-LAB	lab(46.01, -42.54, 33.93)
CIE-LCH	lch(46.01, 54.42, 141.42°)
OKLab	oklab(52.04% -0.115 0.08)
OKLCH	oklch(52.04% 0.14 145.2)
XYZ	xyz(8.6295, 15.2730, 5.2889)
Luminance	0.1527 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257D30 #7D2572

analogous

#467D25 #257D30 #257D5C

triadic

#257D30 #30257D #7D3025

tetradic

#257D30 #25467D #7D2572 #7D5C25

square

#257D30 #25467D #7D2572 #7D5C25

split-complementary

#257D30 #5C257D #7D2546

monochromatic

#091F0C #174E1E #257D30 #33AC42 #51CB60

Accessibility & contrast

On white

5.18

#257D30 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.05

#257D30 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257D30

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257D30	#FFFFFF	#000000	##FFFFFF
##257D30	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)

#7F7128

Deuteranopia (green-blind)

#756A36

Tritanopia (blue-blind)

#077A6C

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #257d30;
/* rgb */ color: rgb(37, 125, 48);
/* oklch */ color: oklch(52.0% 0.140 145.2);

Tailwind

colors: {
  custom: {
    50: '#6ca36b',
    500: '#257d30',
    950: '#000000',
  },
}

SCSS

$custom: #257d30;
$custom-light: #6ca36b;
$custom-dark: #000000;

JSON

{
  "hex": "#257d30",
  "rgb": {
    "r": 37,
    "g": 125,
    "b": 48
  },
  "hsl": {
    "h": 127.5,
    "s": 54.321,
    "l": 31.765
  },
  "oklch": {
    "l": 0.52036,
    "c": 0.14009,
    "h": 145.2
  },
  "luminance": 0.15274
}

Semantic roles & 50–950 ramp

primary

#257D30

secondary

#AF4FA3

accent

#4ACBDE

background

#F6FAF6

surface

#ECF4EB

border

#C7CEC6

text

#080F07

muted

#7A7F7A

Preview Lab

Preview with #257D30

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

Preview Lab → · Contrast checker → · Palette generator →