#51C042#51C042

#51C042 is a light, vivid green. Relative luminance 0.398; OKLCH L 71.7% C 0.193 H 141.4°. Best body text is #000000 at 8.97:1 contrast (WCAG AA passes).

Color values

HEX	#51C042
RGB	rgb(81, 192, 66)
HSL	hsl(113, 50%, 51%)
HSV	hsv(113, 66%, 75%)
CMYK	cmyk(57.8%, 0%, 65.6%, 24.7%)
CIE-LAB	lab(69.36, -55.32, 52.30)
CIE-LCH	lch(69.36, 76.13, 136.61°)
OKLab	oklab(71.74% -0.1511 0.1208)
OKLCH	oklch(71.74% 0.193 141.4)
XYZ	xyz(23.2252, 39.8399, 11.6192)
Luminance	0.3984 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C042 #B142C0

analogous

#90C042 #51C042 #42C072

triadic

#51C042 #4251C0 #C04251

tetradic

#51C042 #4290C0 #B142C0 #C07242

square

#51C042 #4290C0 #B142C0 #C07242

split-complementary

#51C042 #7242C0 #C04290

monochromatic

#2A6622 #3D9431 #51C042 #7BCF70 #A6DF9E

Accessibility & contrast

On white

2.34

#51C042 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.97

#51C042 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C042

8.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C042	#FFFFFF	#000000	##000000
##51C042	1.00	2.34	8.97	8.97
#FFFFFF	2.34	1.00	21.00	21.00
#000000	8.97	21.00	1.00	1.00
##000000	8.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5AF32

Deuteranopia (green-blind)

#B7A64D

Tritanopia (blue-blind)

#41BAA6

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #51c042;
/* rgb */ color: rgb(81, 192, 66);
/* oklch */ color: oklch(71.7% 0.193 141.4);

Tailwind

colors: {
  custom: {
    50: '#8dd47c',
    500: '#51c042',
    950: '#000000',
  },
}

SCSS

$custom: #51c042;
$custom-light: #8dd47c;
$custom-dark: #000000;

JSON

{
  "hex": "#51c042",
  "rgb": {
    "r": 81,
    "g": 192,
    "b": 66
  },
  "hsl": {
    "h": 112.857,
    "s": 50,
    "l": 50.588
  },
  "oklch": {
    "l": 0.71741,
    "c": 0.19341,
    "h": 141.4
  },
  "luminance": 0.39842
}

Semantic roles & 50–950 ramp

primary

#51C042

secondary

#C493CB

accent

#4EDAC9

background

#F9FDF7

surface

#F1FAEE

border

#CBD3C9

text

#0D140A

muted

#7E837C

Preview Lab

Preview with #51C042

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

Preview Lab → · Contrast checker → · Palette generator →