#31B05F#31B05F

#31B05F is a light, vivid green. Relative luminance 0.325; OKLCH L 67.0% C 0.161 H 151.0°. Best body text is #000000 at 7.51:1 contrast (WCAG AA passes).

Color values

HEX	#31B05F
RGB	rgb(49, 176, 95)
HSL	hsl(142, 56%, 44%)
HSV	hsv(142, 72%, 69%)
CMYK	cmyk(72.2%, 0%, 46%, 31%)
CIE-LAB	lab(63.78, -52.25, 31.77)
CIE-LCH	lch(63.78, 61.15, 148.70°)
OKLab	oklab(67.01% -0.1406 0.0779)
OKLCH	oklch(67.01% 0.161 151)
XYZ	xyz(18.8559, 32.5277, 16.1090)
Luminance	0.3253 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B05F #B03182

analogous

#43B031 #31B05F #31B09F

triadic

#31B05F #5F31B0 #B05F31

tetradic

#31B05F #3143B0 #B03182 #B09F31

square

#31B05F #3143B0 #B03182 #B09F31

split-complementary

#31B05F #9F31B0 #B03143

monochromatic

#16502B #248045 #31B05F #50CE7E #80DCA1

Accessibility & contrast

On white

2.80

#31B05F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.51

#31B05F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B05F

7.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B05F	#FFFFFF	#000000	##000000
##31B05F	1.00	2.80	7.51	7.51
#FFFFFF	2.80	1.00	21.00	21.00
#000000	7.51	21.00	1.00	1.00
##000000	7.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1A159

Deuteranopia (green-blind)

#A19665

Tritanopia (blue-blind)

#00AD9D

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #31b05f;
/* rgb */ color: rgb(49, 176, 95);
/* oklch */ color: oklch(67.0% 0.161 151.0);

Tailwind

colors: {
  custom: {
    50: '#7bc98d',
    500: '#31b05f',
    950: '#000000',
  },
}

SCSS

$custom: #31b05f;
$custom-light: #7bc98d;
$custom-dark: #000000;

JSON

{
  "hex": "#31b05f",
  "rgb": {
    "r": 49,
    "g": 176,
    "b": 95
  },
  "hsl": {
    "h": 141.732,
    "s": 56.444,
    "l": 44.118
  },
  "oklch": {
    "l": 0.67005,
    "c": 0.16079,
    "h": 151
  },
  "luminance": 0.3253
}

Semantic roles & 50–950 ramp

primary

#31B05F

secondary

#C578A9

accent

#48A9E0

background

#F8FCF8

surface

#EFF8F0

border

#CAD1CB

text

#0B130C

muted

#7C827D

Preview Lab

Preview with #31B05F

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

Preview Lab → · Contrast checker → · Palette generator →