#257C2B#257C2B

#257C2B is a mid, vivid green. Relative luminance 0.150; OKLCH L 51.7% C 0.143 H 144.1°. Best body text is #FFFFFF at 5.25:1 contrast (WCAG AA passes).

Color values

HEX#257C2B
RGBrgb(37, 124, 43)
HSLhsl(124, 54%, 32%)
HSVhsv(124, 70%, 49%)
CMYKcmyk(70.2%, 0%, 65.3%, 51.4%)
CIE-LABlab(45.61, -42.79, 35.90)
CIE-LCHlch(45.61, 55.85, 140.01°)
OKLaboklab(51.69% -0.1159 0.0837)
OKLCHoklch(51.69% 0.143 144.1)
XYZxyz(8.4061, 14.9821, 4.7339)
Luminance0.1498 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#257C2B #7C2576
analogous
#4B7C25 #257C2B #257C57
triadic
#257C2B #2B257C #7C2B25
tetradic
#257C2B #254B7C #7C2576 #7C5725
square
#257C2B #254B7C #7C2576 #7C5725
split-complementary
#257C2B #57257C #7C254B
monochromatic
#091E0A #174D1B #257C2B #33AB3B #50CB59

Accessibility & contrast

On white

5.25
#257C2B on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.00
#257C2B on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257C2B
5.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##257C2B#FFFFFF#000000##FFFFFF
##257C2B1.005.254.005.25
#FFFFFF5.251.0021.001.00
#0000004.0021.001.0021.00
##FFFFFF5.251.0021.001.00

Color blindness preview

Protanopia (red-blind)
#7E7022
Deuteranopia (green-blind)
#746932
Tritanopia (blue-blind)
#0B796B
Achromatopsia (no color)
#6C6C6C

Design tokens & code

CSS
--color: #257c2b;
/* rgb */ color: rgb(37, 124, 43);
/* oklch */ color: oklch(51.7% 0.143 144.1);
Tailwind
colors: {
  custom: {
    50: '#6ca368',
    500: '#257c2b',
    950: '#000000',
  },
}
SCSS
$custom: #257c2b;
$custom-light: #6ca368;
$custom-dark: #000000;
JSON
{
  "hex": "#257c2b",
  "rgb": {
    "r": 37,
    "g": 124,
    "b": 43
  },
  "hsl": {
    "h": 124.138,
    "s": 54.037,
    "l": 31.569
  },
  "oklch": {
    "l": 0.51691,
    "c": 0.14297,
    "h": 144.1
  },
  "luminance": 0.14983
}

Semantic roles & 50–950 ramp

primary
#257C2B
secondary
#AE4FA8
accent
#4AD3DD
background
#F6FAF6
surface
#ECF4EB
border
#C7CEC6
text
#080F06
muted
#7A7F7A

Preview Lab

Preview with #257C2B

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

Preview Lab → · Contrast checker → · Palette generator →

#257C2B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva