#31B261#31B261

#31B261 is a light, vivid green. Relative luminance 0.334; OKLCH L 67.6% C 0.162 H 151.3°. Best body text is #000000 at 7.67:1 contrast (WCAG AA passes).

Color values

HEX	#31B261
RGB	rgb(49, 178, 97)
HSL	hsl(142, 57%, 45%)
HSV	hsv(142, 72%, 70%)
CMYK	cmyk(72.5%, 0%, 45.5%, 30.2%)
CIE-LAB	lab(64.45, -52.65, 31.59)
CIE-LCH	lch(64.45, 61.40, 149.04°)
OKLab	oklab(67.57% -0.1417 0.0776)
OKLCH	oklch(67.57% 0.162 151.3)
XYZ	xyz(19.3430, 33.3546, 16.7256)
Luminance	0.3336 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B261 #B23182

analogous

#41B231 #31B261 #31B2A2

triadic

#31B261 #6131B2 #B26131

tetradic

#31B261 #3141B2 #B23182 #B2A231

square

#31B261 #3141B2 #B23182 #B2A231

split-complementary

#31B261 #A231B2 #B23141

monochromatic

#17522D #248247 #31B261 #51CF80 #81DCA3

Accessibility & contrast

On white

2.74

#31B261 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.67

#31B261 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B261

7.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B261	#FFFFFF	#000000	##000000
##31B261	1.00	2.74	7.67	7.67
#FFFFFF	2.74	1.00	21.00	21.00
#000000	7.67	21.00	1.00	1.00
##000000	7.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3A35B

Deuteranopia (green-blind)

#A39867

Tritanopia (blue-blind)

#00AF9E

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #31b261;
/* rgb */ color: rgb(49, 178, 97);
/* oklch */ color: oklch(67.6% 0.162 151.3);

Tailwind

colors: {
  custom: {
    50: '#7bca8f',
    500: '#31b261',
    950: '#000000',
  },
}

SCSS

$custom: #31b261;
$custom-light: #7bca8f;
$custom-dark: #000000;

JSON

{
  "hex": "#31b261",
  "rgb": {
    "r": 49,
    "g": 178,
    "b": 97
  },
  "hsl": {
    "h": 142.326,
    "s": 56.828,
    "l": 44.51
  },
  "oklch": {
    "l": 0.67569,
    "c": 0.16158,
    "h": 151.3
  },
  "luminance": 0.33357
}

Semantic roles & 50–950 ramp

primary

#31B261

secondary

#C579A9

accent

#48A7E0

background

#F8FCF8

surface

#EFF8F0

border

#CAD1CB

text

#0B130C

muted

#7C827D

Preview Lab

Preview with #31B261

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

Preview Lab → · Contrast checker → · Palette generator →