#257537#257537

#257537 is a mid, vivid green. Relative luminance 0.134; OKLCH L 49.9% C 0.123 H 147.7°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#257537
RGB	rgb(37, 117, 55)
HSL	hsl(134, 52%, 30%)
HSV	hsv(134, 68%, 46%)
CMYK	cmyk(68.4%, 0%, 53%, 54.1%)
CIE-LAB	lab(43.35, -38.40, 27.13)
CIE-LCH	lch(43.35, 47.01, 144.76°)
OKLab	oklab(49.87% -0.1036 0.0656)
OKLCH	oklch(49.87% 0.123 147.7)
XYZ	xyz(7.8133, 13.3909, 5.7866)
Luminance	0.1339 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257537 #752563

analogous

#3B7525 #257537 #25755F

triadic

#257537 #372575 #753725

tetradic

#257537 #253B75 #752563 #755F25

square

#257537 #253B75 #752563 #755F25

split-complementary

#257537 #5F2575 #75253B

monochromatic

#08180B #164721 #257537 #34A34D #4EC769

Accessibility & contrast

On white

5.71

#257537 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#257537 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257537

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257537	#FFFFFF	#000000	##FFFFFF
##257537	1.00	5.71	3.68	5.71
#FFFFFF	5.71	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#766B32

Deuteranopia (green-blind)

#6C643B

Tritanopia (blue-blind)

#097267

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #257537;
/* rgb */ color: rgb(37, 117, 55);
/* oklch */ color: oklch(49.9% 0.123 147.7);

Tailwind

colors: {
  custom: {
    50: '#6a9d6f',
    500: '#257537',
    950: '#000000',
  },
}

SCSS

$custom: #257537;
$custom-light: #6a9d6f;
$custom-dark: #000000;

JSON

{
  "hex": "#257537",
  "rgb": {
    "r": 37,
    "g": 117,
    "b": 55
  },
  "hsl": {
    "h": 133.5,
    "s": 51.948,
    "l": 30.196
  },
  "oklch": {
    "l": 0.49868,
    "c": 0.12262,
    "h": 147.7
  },
  "luminance": 0.13392
}

Semantic roles & 50–950 ramp

primary

#257537

secondary

#A84E93

accent

#4CBBDB

background

#F6F9F6

surface

#ECF2EC

border

#C7CCC7

text

#070E07

muted

#7A7E7A

Preview Lab

Preview with #257537

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

Preview Lab → · Contrast checker → · Palette generator →