#31B665#31B665

#31B665 is a light, vivid green. Relative luminance 0.350; OKLCH L 68.7% C 0.163 H 151.9°. Best body text is #000000 at 8.01:1 contrast (WCAG AA passes).

Color values

HEX	#31B665
RGB	rgb(49, 182, 101)
HSL	hsl(143, 58%, 45%)
HSV	hsv(143, 73%, 71%)
CMYK	cmyk(73.1%, 0%, 44.5%, 28.6%)
CIE-LAB	lab(65.78, -53.44, 31.24)
CIE-LCH	lch(65.78, 61.90, 149.69°)
OKLab	oklab(68.69% -0.1438 0.0769)
OKLCH	oklch(68.69% 0.163 151.9)
XYZ	xyz(20.3418, 35.0461, 18.0019)
Luminance	0.3505 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B665 #B63182

analogous

#3FB631 #31B665 #31B6A8

triadic

#31B665 #6531B6 #B66531

tetradic

#31B665 #313FB6 #B63182 #B6A831

square

#31B665 #313FB6 #B63182 #B6A831

split-complementary

#31B665 #A831B6 #B6313F

monochromatic

#17562F #24864A #31B665 #53D184 #84DEA7

Accessibility & contrast

On white

2.62

#31B665 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.01

#31B665 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B665

8.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B665	#FFFFFF	#000000	##000000
##31B665	1.00	2.62	8.01	8.01
#FFFFFF	2.62	1.00	21.00	21.00
#000000	8.01	21.00	1.00	1.00
##000000	8.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A75F

Deuteranopia (green-blind)

#A79B6B

Tritanopia (blue-blind)

#00B3A2

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #31b665;
/* rgb */ color: rgb(49, 182, 101);
/* oklch */ color: oklch(68.7% 0.163 151.9);

Tailwind

colors: {
  custom: {
    50: '#7ccd92',
    500: '#31b665',
    950: '#000000',
  },
}

SCSS

$custom: #31b665;
$custom-light: #7ccd92;
$custom-dark: #000000;

JSON

{
  "hex": "#31b665",
  "rgb": {
    "r": 49,
    "g": 182,
    "b": 101
  },
  "hsl": {
    "h": 143.459,
    "s": 57.576,
    "l": 45.294
  },
  "oklch": {
    "l": 0.68693,
    "c": 0.16312,
    "h": 151.9
  },
  "luminance": 0.35048
}

Semantic roles & 50–950 ramp

primary

#31B665

secondary

#C77CAA

accent

#47A5E1

background

#F8FCF9

surface

#EFF9F1

border

#CAD2CB

text

#0B140D

muted

#7C827E

Preview Lab

Preview with #31B665

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

Preview Lab → · Contrast checker → · Palette generator →