#257D2A#257D2A

#257D2A is a mid, vivid green. Relative luminance 0.152; OKLCH L 52.0% C 0.145 H 143.9°. Best body text is #FFFFFF at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#257D2A
RGB	rgb(37, 125, 42)
HSL	hsl(123, 54%, 32%)
HSV	hsv(123, 70%, 49%)
CMYK	cmyk(70.4%, 0%, 66.4%, 51%)
CIE-LAB	lab(45.94, -43.28, 36.74)
CIE-LCH	lch(45.94, 56.77, 139.67°)
OKLab	oklab(51.96% -0.1173 0.0854)
OKLCH	oklch(51.96% 0.145 143.9)
XYZ	xyz(8.5140, 15.2268, 4.6804)
Luminance	0.1523 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257D2A #7D2578

analogous

#4C7D25 #257D2A #257D56

triadic

#257D2A #2A257D #7D2A25

tetradic

#257D2A #254C7D #7D2578 #7D5625

square

#257D2A #254C7D #7D2578 #7D5625

split-complementary

#257D2A #56257D #7D254C

monochromatic

#091F0A #174E1A #257D2A #33AC3A #51CB58

Accessibility & contrast

On white

5.19

#257D2A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.05

#257D2A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257D2A

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257D2A	#FFFFFF	#000000	##FFFFFF
##257D2A	1.00	5.19	4.05	5.19
#FFFFFF	5.19	1.00	21.00	1.00
#000000	4.05	21.00	1.00	21.00
##FFFFFF	5.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F7120

Deuteranopia (green-blind)

#756A31

Tritanopia (blue-blind)

#0B796C

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #257d2a;
/* rgb */ color: rgb(37, 125, 42);
/* oklch */ color: oklch(52.0% 0.145 143.9);

Tailwind

colors: {
  custom: {
    50: '#6da467',
    500: '#257d2a',
    950: '#000000',
  },
}

SCSS

$custom: #257d2a;
$custom-light: #6da467;
$custom-dark: #000000;

JSON

{
  "hex": "#257d2a",
  "rgb": {
    "r": 37,
    "g": 125,
    "b": 42
  },
  "hsl": {
    "h": 123.409,
    "s": 54.321,
    "l": 31.765
  },
  "oklch": {
    "l": 0.51964,
    "c": 0.14507,
    "h": 143.9
  },
  "luminance": 0.15228
}

Semantic roles & 50–950 ramp

primary

#257D2A

secondary

#AF4FAA

accent

#4AD5DE

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#080F06

muted

#7B7F7A

Preview Lab

Preview with #257D2A

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

Preview Lab → · Contrast checker → · Palette generator →