#257828#257828

#257828 is a mid, vivid green. Relative luminance 0.140; OKLCH L 50.5% C 0.140 H 143.7°. Best body text is #FFFFFF at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#257828
RGB	rgb(37, 120, 40)
HSL	hsl(122, 53%, 31%)
HSV	hsv(122, 69%, 47%)
CMYK	cmyk(69.2%, 0%, 66.7%, 52.9%)
CIE-LAB	lab(44.20, -41.64, 35.74)
CIE-LCH	lch(44.20, 54.87, 139.36°)
OKLab	oklab(50.52% -0.1129 0.0831)
OKLCH	oklch(50.52% 0.14 143.7)
XYZ	xyz(7.8619, 13.9786, 4.2909)
Luminance	0.1398 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257828 #782575

analogous

#4B7825 #257828 #257851

triadic

#257828 #282578 #782825

tetradic

#257828 #254B78 #782575 #785125

square

#257828 #254B78 #782575 #785125

split-complementary

#257828 #512578 #78254B

monochromatic

#081A09 #174918 #257828 #33A738 #4FC953

Accessibility & contrast

On white

5.53

#257828 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.80

#257828 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257828

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257828	#FFFFFF	#000000	##FFFFFF
##257828	1.00	5.53	3.80	5.53
#FFFFFF	5.53	1.00	21.00	1.00
#000000	3.80	21.00	1.00	21.00
##FFFFFF	5.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A6D1E

Deuteranopia (green-blind)

#71662F

Tritanopia (blue-blind)

#107567

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #257828;
/* rgb */ color: rgb(37, 120, 40);
/* oklch */ color: oklch(50.5% 0.140 143.7);

Tailwind

colors: {
  custom: {
    50: '#6ca066',
    500: '#257828',
    950: '#000000',
  },
}

SCSS

$custom: #257828;
$custom-light: #6ca066;
$custom-dark: #000000;

JSON

{
  "hex": "#257828",
  "rgb": {
    "r": 37,
    "g": 120,
    "b": 40
  },
  "hsl": {
    "h": 122.169,
    "s": 52.866,
    "l": 30.784
  },
  "oklch": {
    "l": 0.50517,
    "c": 0.14018,
    "h": 143.7
  },
  "luminance": 0.13979
}

Semantic roles & 50–950 ramp

primary

#257828

secondary

#AA4EA7

accent

#4CD7DC

background

#F6F9F6

surface

#ECF2EB

border

#C7CCC6

text

#080F06

muted

#7A7E7A

Preview Lab

Preview with #257828

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

Preview Lab → · Contrast checker → · Palette generator →