#31B74F#31B74F

#31B74F is a light, vivid green. Relative luminance 0.351; OKLCH L 68.6% C 0.184 H 146.9°. Best body text is #000000 at 8.02:1 contrast (WCAG AA passes).

Color values

HEX	#31B74F
RGB	rgb(49, 183, 79)
HSL	hsl(133, 58%, 45%)
HSV	hsv(133, 73%, 72%)
CMYK	cmyk(73.2%, 0%, 56.8%, 28.2%)
CIE-LAB	lab(65.81, -57.19, 42.24)
CIE-LCH	lch(65.81, 71.10, 143.55°)
OKLab	oklab(68.62% -0.154 0.1005)
OKLCH	oklch(68.62% 0.184 146.9)
XYZ	xyz(19.6099, 35.0822, 13.1337)
Luminance	0.3508 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B74F #B73199

analogous

#56B731 #31B74F #31B792

triadic

#31B74F #4F31B7 #B74F31

tetradic

#31B74F #3156B7 #B73199 #B79231

square

#31B74F #3156B7 #B73199 #B79231

split-complementary

#31B74F #9231B7 #B73156

monochromatic

#175625 #24873A #31B74F #54D170 #84DE98

Accessibility & contrast

On white

2.62

#31B74F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.02

#31B74F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B74F

8.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B74F	#FFFFFF	#000000	##000000
##31B74F	1.00	2.62	8.02	8.02
#FFFFFF	2.62	1.00	21.00	21.00
#000000	8.02	21.00	1.00	1.00
##000000	8.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9A645

Deuteranopia (green-blind)

#AA9C57

Tritanopia (blue-blind)

#00B3A0

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #31b74f;
/* rgb */ color: rgb(49, 183, 79);
/* oklch */ color: oklch(68.6% 0.184 146.9);

Tailwind

colors: {
  custom: {
    50: '#7dce83',
    500: '#31b74f',
    950: '#000000',
  },
}

SCSS

$custom: #31b74f;
$custom-light: #7dce83;
$custom-dark: #000000;

JSON

{
  "hex": "#31b74f",
  "rgb": {
    "r": 49,
    "g": 183,
    "b": 79
  },
  "hsl": {
    "h": 133.433,
    "s": 57.759,
    "l": 45.49
  },
  "oklch": {
    "l": 0.68621,
    "c": 0.18394,
    "h": 146.9
  },
  "luminance": 0.35084
}

Semantic roles & 50–950 ramp

primary

#31B74F

secondary

#C87CB7

accent

#47BEE1

background

#F8FCF8

surface

#EFF9EF

border

#CAD2CA

text

#0B140B

muted

#7C827C

Preview Lab

Preview with #31B74F

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

Preview Lab → · Contrast checker → · Palette generator →