#31B565#31B565

#31B565 is a light, vivid green. Relative luminance 0.346; OKLCH L 68.4% C 0.162 H 152.0°. Best body text is #000000 at 7.93:1 contrast (WCAG AA passes).

Color values

HEX	#31B565
RGB	rgb(49, 181, 101)
HSL	hsl(144, 57%, 45%)
HSV	hsv(144, 73%, 71%)
CMYK	cmyk(72.9%, 0%, 44.2%, 29%)
CIE-LAB	lab(65.47, -53.07, 30.83)
CIE-LCH	lch(65.47, 61.37, 149.85°)
OKLab	oklab(68.43% -0.1429 0.076)
OKLCH	oklch(68.43% 0.162 152)
XYZ	xyz(20.1377, 34.6380, 17.9339)
Luminance	0.3464 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B565 #B53181

analogous

#3FB531 #31B565 #31B5A7

triadic

#31B565 #6531B5 #B56531

tetradic

#31B565 #313FB5 #B53181 #B5A731

square

#31B565 #313FB5 #B53181 #B5A731

split-complementary

#31B565 #A731B5 #B5313F

monochromatic

#17552F #24854A #31B565 #53D084 #83DDA7

Accessibility & contrast

On white

2.65

#31B565 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.93

#31B565 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B565

7.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B565	#FFFFFF	#000000	##000000
##31B565	1.00	2.65	7.93	7.93
#FFFFFF	2.65	1.00	21.00	21.00
#000000	7.93	21.00	1.00	1.00
##000000	7.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5A65F

Deuteranopia (green-blind)

#A69B6A

Tritanopia (blue-blind)

#00B2A2

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #31b565;
/* rgb */ color: rgb(49, 181, 101);
/* oklch */ color: oklch(68.4% 0.162 152.0);

Tailwind

colors: {
  custom: {
    50: '#7ccc92',
    500: '#31b565',
    950: '#000000',
  },
}

SCSS

$custom: #31b565;
$custom-light: #7ccc92;
$custom-dark: #000000;

JSON

{
  "hex": "#31b565",
  "rgb": {
    "r": 49,
    "g": 181,
    "b": 101
  },
  "hsl": {
    "h": 143.636,
    "s": 57.391,
    "l": 45.098
  },
  "oklch": {
    "l": 0.6843,
    "c": 0.16181,
    "h": 152
  },
  "luminance": 0.3464
}

Semantic roles & 50–950 ramp

primary

#31B565

secondary

#C77BA9

accent

#47A4E1

background

#F8FCF9

surface

#EFF9F1

border

#CAD2CB

text

#0B130D

muted

#7C827E

Preview Lab

Preview with #31B565

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

Preview Lab → · Contrast checker → · Palette generator →