#51E459#51E459

#51E459 is a light, highly saturated green. Relative luminance 0.580; OKLCH L 81.2% C 0.220 H 144.0°. Best body text is #000000 at 12.59:1 contrast (WCAG AA passes).

Color values

HEX	#51E459
RGB	rgb(81, 228, 89)
HSL	hsl(123, 73%, 61%)
HSV	hsv(123, 64%, 89%)
CMYK	cmyk(64.5%, 0%, 61%, 10.6%)
CIE-LAB	lab(80.71, -65.67, 55.18)
CIE-LCH	lch(80.71, 85.77, 139.96°)
OKLab	oklab(81.19% -0.178 0.1292)
OKLCH	oklch(81.19% 0.22 144)
XYZ	xyz(32.9379, 57.9540, 18.8997)
Luminance	0.5796 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E459 #E451DC

analogous

#93E451 #51E459 #51E4A2

triadic

#51E459 #5951E4 #E45951

tetradic

#51E459 #5193E4 #E451DC #E4A251

square

#51E459 #5193E4 #E451DC #E4A251

split-complementary

#51E459 #A251E4 #E45193

monochromatic

#19A220 #21D72B #51E459 #86EC8C #BBF4BE

Accessibility & contrast

On white

1.67

#51E459 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.59

#51E459 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E459

12.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E459	#FFFFFF	#000000	##000000
##51E459	1.00	1.67	12.59	12.59
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.59	21.00	1.00	1.00
##000000	12.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E8D049

Deuteranopia (green-blind)

#D6C465

Tritanopia (blue-blind)

#2DDEC6

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #51e459;
/* rgb */ color: rgb(81, 228, 89);
/* oklch */ color: oklch(81.2% 0.220 144.0);

Tailwind

colors: {
  custom: {
    50: '#92ee8d',
    500: '#51e459',
    950: '#000000',
  },
}

SCSS

$custom: #51e459;
$custom-light: #92ee8d;
$custom-dark: #000000;

JSON

{
  "hex": "#51e459",
  "rgb": {
    "r": 81,
    "g": 228,
    "b": 89
  },
  "hsl": {
    "h": 123.265,
    "s": 73.134,
    "l": 60.588
  },
  "oklch": {
    "l": 0.81188,
    "c": 0.21991,
    "h": 144
  },
  "luminance": 0.57957
}

Semantic roles & 50–950 ramp

primary

#51E459

secondary

#A4359E

accent

#10CBD5

background

#FCFFFC

surface

#F5FEF4

border

#CFD6CE

text

#0E160C

muted

#7F857F

Preview Lab

Preview with #51E459

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

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