#257B15#257B15

#257B15 is a mid, vivid green. Relative luminance 0.146; OKLCH L 51.2% C 0.156 H 141.0°. Best body text is #FFFFFF at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#257B15
RGB	rgb(37, 123, 21)
HSL	hsl(111, 71%, 28%)
HSV	hsv(111, 83%, 48%)
CMYK	cmyk(69.9%, 0%, 82.9%, 51.8%)
CIE-LAB	lab(45.10, -44.41, 44.21)
CIE-LCH	lch(45.10, 62.67, 135.13°)
OKLab	oklab(51.22% -0.1214 0.0983)
OKLCH	oklch(51.22% 0.156 141)
XYZ	xyz(7.9808, 14.6125, 3.1092)
Luminance	0.1461 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257B15 #6B157B

analogous

#587B15 #257B15 #157B38

triadic

#257B15 #15257B #7B1525

tetradic

#257B15 #15587B #6B157B #7B3815

square

#257B15 #15587B #6B157B #7B3815

split-complementary

#257B15 #38157B #7B1558

monochromatic

#081A04 #15470C #257B15 #35AF1E #4ADB2F

Accessibility & contrast

On white

5.35

#257B15 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#257B15 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257B15

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257B15	#FFFFFF	#000000	##FFFFFF
##257B15	1.00	5.35	3.92	5.35
#FFFFFF	5.35	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E6F00

Deuteranopia (green-blind)

#746821

Tritanopia (blue-blind)

#137768

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #257b15;
/* rgb */ color: rgb(37, 123, 21);
/* oklch */ color: oklch(51.2% 0.156 141.0);

Tailwind

colors: {
  custom: {
    50: '#6da25c',
    500: '#257b15',
    950: '#000000',
  },
}

SCSS

$custom: #257b15;
$custom-light: #6da25c;
$custom-dark: #000000;

JSON

{
  "hex": "#257b15",
  "rgb": {
    "r": 37,
    "g": 123,
    "b": 21
  },
  "hsl": {
    "h": 110.588,
    "s": 70.833,
    "l": 28.235
  },
  "oklch": {
    "l": 0.51215,
    "c": 0.1562,
    "h": 141
  },
  "luminance": 0.14613
}

Semantic roles & 50–950 ramp

primary

#257B15

secondary

#9E3BB0

accent

#3AEED1

background

#F7FAF5

surface

#EDF4E9

border

#C8CEC5

text

#080F04

muted

#7B7F79

Preview Lab

Preview with #257B15

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

Preview Lab → · Contrast checker → · Palette generator →