#31B25F#31B25F

#31B25F is a light, vivid green. Relative luminance 0.333; OKLCH L 67.5% C 0.163 H 150.8°. Best body text is #000000 at 7.66:1 contrast (WCAG AA passes).

Color values

HEX	#31B25F
RGB	rgb(49, 178, 95)
HSL	hsl(141, 57%, 45%)
HSV	hsv(141, 72%, 70%)
CMYK	cmyk(72.5%, 0%, 46.6%, 30.2%)
CIE-LAB	lab(64.42, -52.99, 32.58)
CIE-LCH	lch(64.42, 62.21, 148.41°)
OKLab	oklab(67.54% -0.1426 0.0798)
OKLCH	oklch(67.54% 0.163 150.8)
XYZ	xyz(19.2510, 33.3178, 16.2407)
Luminance	0.3332 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B25F #B23184

analogous

#44B231 #31B25F #31B29F

triadic

#31B25F #5F31B2 #B25F31

tetradic

#31B25F #3144B2 #B23184 #B29F31

square

#31B25F #3144B2 #B23184 #B29F31

split-complementary

#31B25F #9F31B2 #B23144

monochromatic

#17522C #248245 #31B25F #51CF7E #81DCA2

Accessibility & contrast

On white

2.74

#31B25F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.66

#31B25F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B25F

7.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B25F	#FFFFFF	#000000	##000000
##31B25F	1.00	2.74	7.66	7.66
#FFFFFF	2.74	1.00	21.00	21.00
#000000	7.66	21.00	1.00	1.00
##000000	7.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3A359

Deuteranopia (green-blind)

#A39865

Tritanopia (blue-blind)

#00AF9E

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #31b25f;
/* rgb */ color: rgb(49, 178, 95);
/* oklch */ color: oklch(67.5% 0.163 150.8);

Tailwind

colors: {
  custom: {
    50: '#7bca8d',
    500: '#31b25f',
    950: '#000000',
  },
}

SCSS

$custom: #31b25f;
$custom-light: #7bca8d;
$custom-dark: #000000;

JSON

{
  "hex": "#31b25f",
  "rgb": {
    "r": 49,
    "g": 178,
    "b": 95
  },
  "hsl": {
    "h": 141.395,
    "s": 56.828,
    "l": 44.51
  },
  "oklch": {
    "l": 0.67535,
    "c": 0.16342,
    "h": 150.8
  },
  "luminance": 0.3332
}

Semantic roles & 50–950 ramp

primary

#31B25F

secondary

#C579AA

accent

#48AAE0

background

#F8FCF8

surface

#EFF8F0

border

#CAD1CB

text

#0B130C

muted

#7C827D

Preview Lab

Preview with #31B25F

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

Preview Lab → · Contrast checker → · Palette generator →