#31B554#31B554

#31B554 is a light, vivid green. Relative luminance 0.343; OKLCH L 68.2% C 0.177 H 148.0°. Best body text is #000000 at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#31B554
RGB	rgb(49, 181, 84)
HSL	hsl(136, 57%, 45%)
HSV	hsv(136, 73%, 71%)
CMYK	cmyk(72.9%, 0%, 53.6%, 29%)
CIE-LAB	lab(65.23, -55.79, 39.13)
CIE-LCH	lch(65.23, 68.15, 144.96°)
OKLab	oklab(68.16% -0.1502 0.094)
OKLCH	oklch(68.16% 0.177 148)
XYZ	xyz(19.3892, 34.3386, 13.9919)
Luminance	0.3434 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B554 #B53192

analogous

#50B531 #31B554 #31B596

triadic

#31B554 #5431B5 #B55431

tetradic

#31B554 #3150B5 #B53192 #B59631

square

#31B554 #3150B5 #B53192 #B59631

split-complementary

#31B554 #9631B5 #B53150

monochromatic

#175527 #24853E #31B554 #53D074 #83DD9B

Accessibility & contrast

On white

2.67

#31B554 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.87

#31B554 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B554

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B554	#FFFFFF	#000000	##000000
##31B554	1.00	2.67	7.87	7.87
#FFFFFF	2.67	1.00	21.00	21.00
#000000	7.87	21.00	1.00	1.00
##000000	7.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A54B

Deuteranopia (green-blind)

#A79A5B

Tritanopia (blue-blind)

#00B19F

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #31b554;
/* rgb */ color: rgb(49, 181, 84);
/* oklch */ color: oklch(68.2% 0.177 148.0);

Tailwind

colors: {
  custom: {
    50: '#7ccc86',
    500: '#31b554',
    950: '#000000',
  },
}

SCSS

$custom: #31b554;
$custom-light: #7ccc86;
$custom-dark: #000000;

JSON

{
  "hex": "#31b554",
  "rgb": {
    "r": 49,
    "g": 181,
    "b": 84
  },
  "hsl": {
    "h": 135.909,
    "s": 57.391,
    "l": 45.098
  },
  "oklch": {
    "l": 0.68159,
    "c": 0.17717,
    "h": 148
  },
  "luminance": 0.34341
}

Semantic roles & 50–950 ramp

primary

#31B554

secondary

#C77BB3

accent

#47B8E1

background

#F8FCF8

surface

#EFF9EF

border

#CAD2CA

text

#0B130B

muted

#7C827C

Preview Lab

Preview with #31B554

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

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