#257437#257437

#257437 is a mid, vivid green. Relative luminance 0.132; OKLCH L 49.6% C 0.121 H 147.8°. Best body text is #FFFFFF at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#257437
RGB	rgb(37, 116, 55)
HSL	hsl(134, 52%, 30%)
HSV	hsv(134, 68%, 45%)
CMYK	cmyk(68.1%, 0%, 52.6%, 54.5%)
CIE-LAB	lab(43.00, -37.99, 26.70)
CIE-LCH	lch(43.00, 46.44, 144.90°)
OKLab	oklab(49.58% -0.1025 0.0646)
OKLCH	oklch(49.58% 0.121 147.8)
XYZ	xyz(7.6974, 13.1591, 5.7480)
Luminance	0.1316 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257437 #742562

analogous

#3A7425 #257437 #25745F

triadic

#257437 #372574 #743725

tetradic

#257437 #253A74 #742562 #745F25

square

#257437 #253A74 #742562 #745F25

split-complementary

#257437 #5F2574 #74253A

monochromatic

#07170B #164621 #257437 #34A24D #4DC669

Accessibility & contrast

On white

5.78

#257437 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#257437 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257437

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257437	#FFFFFF	#000000	##FFFFFF
##257437	1.00	5.78	3.63	5.78
#FFFFFF	5.78	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#756A32

Deuteranopia (green-blind)

#6B633B

Tritanopia (blue-blind)

#0A7266

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #257437;
/* rgb */ color: rgb(37, 116, 55);
/* oklch */ color: oklch(49.6% 0.121 147.8);

Tailwind

colors: {
  custom: {
    50: '#6a9d6f',
    500: '#257437',
    950: '#000000',
  },
}

SCSS

$custom: #257437;
$custom-light: #6a9d6f;
$custom-dark: #000000;

JSON

{
  "hex": "#257437",
  "rgb": {
    "r": 37,
    "g": 116,
    "b": 55
  },
  "hsl": {
    "h": 133.671,
    "s": 51.634,
    "l": 30
  },
  "oklch": {
    "l": 0.49583,
    "c": 0.12119,
    "h": 147.8
  },
  "luminance": 0.1316
}

Semantic roles & 50–950 ramp

primary

#257437

secondary

#A74E92

accent

#4DBBDB

background

#F6F9F6

surface

#ECF2EC

border

#C7CCC7

text

#070E07

muted

#7A7E7A

Preview Lab

Preview with #257437

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

Preview Lab → · Contrast checker → · Palette generator →