#31B25C#31B25C

#31B25C is a light, vivid green. Relative luminance 0.333; OKLCH L 67.5% C 0.166 H 150.0°. Best body text is #000000 at 7.65:1 contrast (WCAG AA passes).

Color values

HEX	#31B25C
RGB	rgb(49, 178, 92)
HSL	hsl(140, 57%, 45%)
HSV	hsv(140, 72%, 70%)
CMYK	cmyk(72.5%, 0%, 48.3%, 30.2%)
CIE-LAB	lab(64.37, -53.49, 34.07)
CIE-LCH	lch(64.37, 63.41, 147.51°)
OKLab	oklab(67.49% -0.1439 0.0831)
OKLCH	oklch(67.49% 0.166 150)
XYZ	xyz(19.1172, 33.2643, 15.5363)
Luminance	0.3327 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B25C #B23187

analogous

#47B231 #31B25C #31B29D

triadic

#31B25C #5C31B2 #B25C31

tetradic

#31B25C #3147B2 #B23187 #B29D31

square

#31B25C #3147B2 #B23187 #B29D31

split-complementary

#31B25C #9D31B2 #B23147

monochromatic

#17522A #248243 #31B25C #51CF7B #81DC9F

Accessibility & contrast

On white

2.74

#31B25C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.65

#31B25C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B25C

7.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B25C	#FFFFFF	#000000	##000000
##31B25C	1.00	2.74	7.65	7.65
#FFFFFF	2.74	1.00	21.00	21.00
#000000	7.65	21.00	1.00	1.00
##000000	7.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3A355

Deuteranopia (green-blind)

#A49862

Tritanopia (blue-blind)

#00AF9E

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #31b25c;
/* rgb */ color: rgb(49, 178, 92);
/* oklch */ color: oklch(67.5% 0.166 150.0);

Tailwind

colors: {
  custom: {
    50: '#7bca8b',
    500: '#31b25c',
    950: '#000000',
  },
}

SCSS

$custom: #31b25c;
$custom-light: #7bca8b;
$custom-dark: #000000;

JSON

{
  "hex": "#31b25c",
  "rgb": {
    "r": 49,
    "g": 178,
    "b": 92
  },
  "hsl": {
    "h": 140,
    "s": 56.828,
    "l": 44.51
  },
  "oklch": {
    "l": 0.67485,
    "c": 0.16617,
    "h": 150
  },
  "luminance": 0.33266
}

Semantic roles & 50–950 ramp

primary

#31B25C

secondary

#C579AC

accent

#48ADE0

background

#F8FCF8

surface

#EFF8F0

border

#CAD1CB

text

#0B130C

muted

#7C827D

Preview Lab

Preview with #31B25C

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

Preview Lab → · Contrast checker → · Palette generator →