#51D54F#51D54F

#51D54F is a light, highly saturated green. Relative luminance 0.499; OKLCH L 77.3% C 0.209 H 143.0°. Best body text is #000000 at 10.98:1 contrast (WCAG AA passes).

Color values

HEX	#51D54F
RGB	rgb(81, 213, 79)
HSL	hsl(119, 61%, 57%)
HSV	hsv(119, 63%, 84%)
CMYK	cmyk(62%, 0%, 62.9%, 16.5%)
CIE-LAB	lab(76.01, -61.54, 54.16)
CIE-LCH	lch(76.01, 81.98, 138.65°)
OKLab	oklab(77.27% -0.1673 0.1261)
OKLCH	oklch(77.27% 0.209 143)
XYZ	xyz(28.5973, 49.8996, 15.5202)
Luminance	0.4990 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D54F #D34FD5

analogous

#94D54F #51D54F #4FD590

triadic

#51D54F #4F51D5 #D54F51

tetradic

#51D54F #4F94D5 #D34FD5 #D5904F

square

#51D54F #4F94D5 #D34FD5 #D5904F

split-complementary

#51D54F #904FD5 #D54F94

monochromatic

#228921 #2FBA2C #51D54F #82E180 #B3EDB2

Accessibility & contrast

On white

1.91

#51D54F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.98

#51D54F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D54F

10.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D54F	#FFFFFF	#000000	##000000
##51D54F	1.00	1.91	10.98	10.98
#FFFFFF	1.91	1.00	21.00	21.00
#000000	10.98	21.00	1.00	1.00
##000000	10.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C23F

Deuteranopia (green-blind)

#C9B75A

Tritanopia (blue-blind)

#37CFB9

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #51d54f;
/* rgb */ color: rgb(81, 213, 79);
/* oklch */ color: oklch(77.3% 0.209 143.0);

Tailwind

colors: {
  custom: {
    50: '#90e385',
    500: '#51d54f',
    950: '#000000',
  },
}

SCSS

$custom: #51d54f;
$custom-light: #90e385;
$custom-dark: #000000;

JSON

{
  "hex": "#51d54f",
  "rgb": {
    "r": 81,
    "g": 213,
    "b": 79
  },
  "hsl": {
    "h": 119.104,
    "s": 61.468,
    "l": 57.255
  },
  "oklch": {
    "l": 0.77269,
    "c": 0.20944,
    "h": 143
  },
  "luminance": 0.49902
}

Semantic roles & 50–950 ramp

primary

#51D54F

secondary

#DAA5DB

accent

#43E5E2

background

#F9FEF8

surface

#F2FCF0

border

#CCD5CB

text

#0E160B

muted

#7E847C

Preview Lab

Preview with #51D54F

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

Preview Lab → · Contrast checker → · Palette generator →