#257D3A#257D3A

#257D3A is a mid, vivid green. Relative luminance 0.154; OKLCH L 52.2% C 0.131 H 147.8°. Best body text is #FFFFFF at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#257D3A
RGB	rgb(37, 125, 58)
HSL	hsl(134, 54%, 32%)
HSV	hsv(134, 70%, 49%)
CMYK	cmyk(70.4%, 0%, 53.6%, 51%)
CIE-LAB	lab(46.13, -41.10, 28.95)
CIE-LCH	lch(46.13, 50.27, 144.84°)
OKLab	oklab(52.18% -0.1108 0.0698)
OKLCH	oklch(52.18% 0.131 147.8)
XYZ	xyz(8.8596, 15.3651, 6.5010)
Luminance	0.1537 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257D3A #7D2568

analogous

#3C7D25 #257D3A #257D66

triadic

#257D3A #3A257D #7D3A25

tetradic

#257D3A #253C7D #7D2568 #7D6625

square

#257D3A #253C7D #7D2568 #7D6625

split-complementary

#257D3A #66257D #7D253C

monochromatic

#091F0E #174E24 #257D3A #33AC50 #51CB6E

Accessibility & contrast

On white

5.16

#257D3A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.07

#257D3A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257D3A

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257D3A	#FFFFFF	#000000	##FFFFFF
##257D3A	1.00	5.16	4.07	5.16
#FFFFFF	5.16	1.00	21.00	1.00
#000000	4.07	21.00	1.00	21.00
##FFFFFF	5.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E7234

Deuteranopia (green-blind)

#746A3F

Tritanopia (blue-blind)

#007A6E

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #257d3a;
/* rgb */ color: rgb(37, 125, 58);
/* oklch */ color: oklch(52.2% 0.131 147.8);

Tailwind

colors: {
  custom: {
    50: '#6ca372',
    500: '#257d3a',
    950: '#000000',
  },
}

SCSS

$custom: #257d3a;
$custom-light: #6ca372;
$custom-dark: #000000;

JSON

{
  "hex": "#257d3a",
  "rgb": {
    "r": 37,
    "g": 125,
    "b": 58
  },
  "hsl": {
    "h": 134.318,
    "s": 54.321,
    "l": 31.765
  },
  "oklch": {
    "l": 0.5218,
    "c": 0.13097,
    "h": 147.8
  },
  "luminance": 0.15366
}

Semantic roles & 50–950 ramp

primary

#257D3A

secondary

#AF4F98

accent

#4ABADE

background

#F6FAF6

surface

#ECF4EC

border

#C7CEC7

text

#080F08

muted

#7A7F7B

Preview Lab

Preview with #257D3A

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

Preview Lab → · Contrast checker → · Palette generator →