#257D28#257D28

#257D28 is a mid, vivid green. Relative luminance 0.152; OKLCH L 51.9% C 0.147 H 143.6°. Best body text is #FFFFFF at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#257D28
RGB	rgb(37, 125, 40)
HSL	hsl(122, 54%, 32%)
HSV	hsv(122, 70%, 49%)
CMYK	cmyk(70.4%, 0%, 68%, 51%)
CIE-LAB	lab(45.92, -43.50, 37.64)
CIE-LCH	lch(45.92, 57.52, 139.14°)
OKLab	oklab(51.94% -0.118 0.0871)
OKLCH	oklch(51.94% 0.147 143.6)
XYZ	xyz(8.4790, 15.2128, 4.4966)
Luminance	0.1521 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257D28 #7D257A

analogous

#4E7D25 #257D28 #257D54

triadic

#257D28 #28257D #7D2825

tetradic

#257D28 #254E7D #7D257A #7D5425

square

#257D28 #254E7D #7D257A #7D5425

split-complementary

#257D28 #54257D #7D254E

monochromatic

#091F0A #174E19 #257D28 #33AC37 #51CB55

Accessibility & contrast

On white

5.19

#257D28 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.04

#257D28 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257D28

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257D28	#FFFFFF	#000000	##FFFFFF
##257D28	1.00	5.19	4.04	5.19
#FFFFFF	5.19	1.00	21.00	1.00
#000000	4.04	21.00	1.00	21.00
##FFFFFF	5.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#80711D

Deuteranopia (green-blind)

#756A30

Tritanopia (blue-blind)

#0C796B

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #257d28;
/* rgb */ color: rgb(37, 125, 40);
/* oklch */ color: oklch(51.9% 0.147 143.6);

Tailwind

colors: {
  custom: {
    50: '#6da466',
    500: '#257d28',
    950: '#000000',
  },
}

SCSS

$custom: #257d28;
$custom-light: #6da466;
$custom-dark: #000000;

JSON

{
  "hex": "#257d28",
  "rgb": {
    "r": 37,
    "g": 125,
    "b": 40
  },
  "hsl": {
    "h": 122.045,
    "s": 54.321,
    "l": 31.765
  },
  "oklch": {
    "l": 0.51943,
    "c": 0.14663,
    "h": 143.6
  },
  "luminance": 0.15214
}

Semantic roles & 50–950 ramp

primary

#257D28

secondary

#AF4FAC

accent

#4AD9DE

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#080F06

muted

#7B7F7A

Preview Lab

Preview with #257D28

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

Preview Lab → · Contrast checker → · Palette generator →