#31B052#31B052

#31B052 is a light, vivid green. Relative luminance 0.323; OKLCH L 66.8% C 0.173 H 147.9°. Best body text is #000000 at 7.46:1 contrast (WCAG AA passes).

Color values

HEX	#31B052
RGB	rgb(49, 176, 82)
HSL	hsl(136, 56%, 44%)
HSV	hsv(136, 72%, 69%)
CMYK	cmyk(72.2%, 0%, 53.4%, 31%)
CIE-LAB	lab(63.60, -54.31, 38.12)
CIE-LCH	lch(63.60, 66.35, 144.93°)
OKLab	oklab(66.8% -0.1462 0.0917)
OKLCH	oklch(66.8% 0.173 147.9)
XYZ	xyz(18.3136, 32.3108, 13.2525)
Luminance	0.3231 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B052 #B0318F

analogous

#4FB031 #31B052 #31B092

triadic

#31B052 #5231B0 #B05231

tetradic

#31B052 #314FB0 #B0318F #B09231

square

#31B052 #314FB0 #B0318F #B09231

split-complementary

#31B052 #9231B0 #B0314F

monochromatic

#165025 #24803C #31B052 #50CE71 #80DC98

Accessibility & contrast

On white

2.81

#31B052 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.46

#31B052 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B052

7.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B052	#FFFFFF	#000000	##000000
##31B052	1.00	2.81	7.46	7.46
#FFFFFF	2.81	1.00	21.00	21.00
#000000	7.46	21.00	1.00	1.00
##000000	7.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2A04A

Deuteranopia (green-blind)

#A39659

Tritanopia (blue-blind)

#00AC9B

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #31b052;
/* rgb */ color: rgb(49, 176, 82);
/* oklch */ color: oklch(66.8% 0.173 147.9);

Tailwind

colors: {
  custom: {
    50: '#7bc985',
    500: '#31b052',
    950: '#000000',
  },
}

SCSS

$custom: #31b052;
$custom-light: #7bc985;
$custom-dark: #000000;

JSON

{
  "hex": "#31b052",
  "rgb": {
    "r": 49,
    "g": 176,
    "b": 82
  },
  "hsl": {
    "h": 135.591,
    "s": 56.444,
    "l": 44.118
  },
  "oklch": {
    "l": 0.66801,
    "c": 0.17257,
    "h": 147.9
  },
  "luminance": 0.32313
}

Semantic roles & 50–950 ramp

primary

#31B052

secondary

#C578B1

accent

#48B8E0

background

#F8FCF8

surface

#EFF8EF

border

#CAD1CA

text

#0B130B

muted

#7C827C

Preview Lab

Preview with #31B052

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

Preview Lab → · Contrast checker → · Palette generator →