#51C438#51C438

#51C438 is a light, highly saturated green. Relative luminance 0.415; OKLCH L 72.7% C 0.205 H 140.4°. Best body text is #000000 at 9.30:1 contrast (WCAG AA passes).

Color values

HEX	#51C438
RGB	rgb(81, 196, 56)
HSL	hsl(109, 56%, 49%)
HSV	hsv(109, 71%, 77%)
CMYK	cmyk(58.7%, 0%, 71.4%, 23.1%)
CIE-LAB	lab(70.53, -57.64, 57.49)
CIE-LCH	lch(70.53, 81.41, 135.07°)
OKLab	oklab(72.69% -0.1579 0.1305)
OKLCH	oklch(72.69% 0.205 140.4)
XYZ	xyz(23.8460, 41.5126, 10.4967)
Luminance	0.4152 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C438 #AB38C4

analogous

#97C438 #51C438 #38C465

triadic

#51C438 #3851C4 #C43851

tetradic

#51C438 #3897C4 #AB38C4 #C46538

square

#51C438 #3897C4 #AB38C4 #C46538

split-complementary

#51C438 #6538C4 #C43897

monochromatic

#2A651D #3D942A #51C438 #79D366 #A3E196

Accessibility & contrast

On white

2.26

#51C438 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.30

#51C438 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C438

9.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C438	#FFFFFF	#000000	##000000
##51C438	1.00	2.26	9.30	9.30
#FFFFFF	2.26	1.00	21.00	21.00
#000000	9.30	21.00	1.00	1.00
##000000	9.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9B220

Deuteranopia (green-blind)

#BBA946

Tritanopia (blue-blind)

#42BEA8

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #51c438;
/* rgb */ color: rgb(81, 196, 56);
/* oklch */ color: oklch(72.7% 0.205 140.4);

Tailwind

colors: {
  custom: {
    50: '#8ed777',
    500: '#51c438',
    950: '#000000',
  },
}

SCSS

$custom: #51c438;
$custom-light: #8ed777;
$custom-dark: #000000;

JSON

{
  "hex": "#51c438",
  "rgb": {
    "r": 81,
    "g": 196,
    "b": 56
  },
  "hsl": {
    "h": 109.286,
    "s": 55.556,
    "l": 49.412
  },
  "oklch": {
    "l": 0.72689,
    "c": 0.20484,
    "h": 140.4
  },
  "luminance": 0.41515
}

Semantic roles & 50–950 ramp

primary

#51C438

secondary

#C18CCC

accent

#49DFC4

background

#F9FDF7

surface

#F2FAEE

border

#CCD3C9

text

#0D1409

muted

#7E837B

Preview Lab

Preview with #51C438

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

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