#31A428#31A428

#31A428 is a light, vivid green. Relative luminance 0.274; OKLCH L 63.1% C 0.189 H 142.1°. Best body text is #000000 at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#31A428
RGB	rgb(49, 164, 40)
HSL	hsl(116, 61%, 40%)
HSV	hsv(116, 76%, 64%)
CMYK	cmyk(70.1%, 0%, 75.6%, 35.7%)
CIE-LAB	lab(59.30, -54.83, 51.66)
CIE-LCH	lch(59.30, 75.34, 136.70°)
OKLab	oklab(63.11% -0.1493 0.1164)
OKLCH	oklch(63.11% 0.189 142.1)
XYZ	xyz(14.9242, 27.3555, 6.5007)
Luminance	0.2736 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31A428 #9B28A4

analogous

#6FA428 #31A428 #28A45D

triadic

#31A428 #2831A4 #A42831

tetradic

#31A428 #286FA4 #9B28A4 #A45D28

square

#31A428 #286FA4 #9B28A4 #A45D28

split-complementary

#31A428 #5D28A4 #A4286F

monochromatic

#144210 #22731C #31A428 #45CF3A #74DB6B

Accessibility & contrast

On white

3.25

#31A428 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.47

#31A428 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #31A428

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31A428	#FFFFFF	#000000	##000000
##31A428	1.00	3.25	6.47	6.47
#FFFFFF	3.25	1.00	21.00	21.00
#000000	6.47	21.00	1.00	1.00
##000000	6.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A8940E

Deuteranopia (green-blind)

#9B8B35

Tritanopia (blue-blind)

#129F8C

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #31a428;
/* rgb */ color: rgb(49, 164, 40);
/* oklch */ color: oklch(63.1% 0.189 142.1);

Tailwind

colors: {
  custom: {
    50: '#7ac06b',
    500: '#31a428',
    950: '#000000',
  },
}

SCSS

$custom: #31a428;
$custom-light: #7ac06b;
$custom-dark: #000000;

JSON

{
  "hex": "#31a428",
  "rgb": {
    "r": 49,
    "g": 164,
    "b": 40
  },
  "hsl": {
    "h": 115.645,
    "s": 60.784,
    "l": 40
  },
  "oklch": {
    "l": 0.63114,
    "c": 0.18934,
    "h": 142.1
  },
  "luminance": 0.27357
}

Semantic roles & 50–950 ramp

primary

#31A428

secondary

#BB66C1

accent

#44E4D8

background

#F8FBF6

surface

#EFF7EC

border

#CAD0C7

text

#0B1207

muted

#7C817A

Preview Lab

Preview with #31A428

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

Preview Lab → · Contrast checker → · Palette generator →