#51D54D#51D54D

#51D54D is a light, highly saturated green. Relative luminance 0.499; OKLCH L 77.2% C 0.211 H 142.8°. Best body text is #000000 at 10.97:1 contrast (WCAG AA passes).

Color values

HEX	#51D54D
RGB	rgb(81, 213, 77)
HSL	hsl(118, 62%, 57%)
HSV	hsv(118, 64%, 84%)
CMYK	cmyk(62%, 0%, 63.8%, 16.5%)
CIE-LAB	lab(75.99, -61.75, 54.98)
CIE-LCH	lch(75.99, 82.68, 138.32°)
OKLab	oklab(77.25% -0.1679 0.1276)
OKLCH	oklch(77.25% 0.211 142.8)
XYZ	xyz(28.5256, 49.8709, 15.1425)
Luminance	0.4987 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D54D #D14DD5

analogous

#95D54D #51D54D #4DD58D

triadic

#51D54D #4D51D5 #D54D51

tetradic

#51D54D #4D95D5 #D14DD5 #D58D4D

square

#51D54D #4D95D5 #D14DD5 #D58D4D

split-complementary

#51D54D #8D4DD5 #D54D95

monochromatic

#238820 #30B92C #51D54D #81E17F #B2ECB0

Accessibility & contrast

On white

1.91

#51D54D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.97

#51D54D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D54D

10.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D54D	#FFFFFF	#000000	##000000
##51D54D	1.00	1.91	10.97	10.97
#FFFFFF	1.91	1.00	21.00	21.00
#000000	10.97	21.00	1.00	1.00
##000000	10.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DAC23C

Deuteranopia (green-blind)

#C9B759

Tritanopia (blue-blind)

#38CFB9

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #51d54d;
/* rgb */ color: rgb(81, 213, 77);
/* oklch */ color: oklch(77.2% 0.211 142.8);

Tailwind

colors: {
  custom: {
    50: '#90e384',
    500: '#51d54d',
    950: '#000000',
  },
}

SCSS

$custom: #51d54d;
$custom-light: #90e384;
$custom-dark: #000000;

JSON

{
  "hex": "#51d54d",
  "rgb": {
    "r": 81,
    "g": 213,
    "b": 77
  },
  "hsl": {
    "h": 118.235,
    "s": 61.818,
    "l": 56.863
  },
  "oklch": {
    "l": 0.77249,
    "c": 0.2109,
    "h": 142.8
  },
  "luminance": 0.49874
}

Semantic roles & 50–950 ramp

primary

#51D54D

secondary

#D9A3DB

accent

#43E5E0

background

#F9FEF8

surface

#F2FCEF

border

#CCD5CA

text

#0E160B

muted

#7E847C

Preview Lab

Preview with #51D54D

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

Preview Lab → · Contrast checker → · Palette generator →