#51E05F#51E05F

#51E05F is a light, highly saturated green. Relative luminance 0.559; OKLCH L 80.2% C 0.210 H 144.9°. Best body text is #000000 at 12.18:1 contrast (WCAG AA passes).

Color values

HEX	#51E05F
RGB	rgb(81, 224, 95)
HSL	hsl(126, 70%, 60%)
HSV	hsv(126, 64%, 88%)
CMYK	cmyk(63.8%, 0%, 57.6%, 12.2%)
CIE-LAB	lab(79.55, -63.60, 51.20)
CIE-LCH	lch(79.55, 81.65, 141.16°)
OKLab	oklab(80.24% -0.1721 0.1211)
OKLCH	oklch(80.24% 0.21 144.9)
XYZ	xyz(32.1125, 55.8836, 19.9185)
Luminance	0.5589 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E05F #E051D2

analogous

#8BE051 #51E05F #51E0A6

triadic

#51E05F #5F51E0 #E05F51

tetradic

#51E05F #518BE0 #E051D2 #E0A651

square

#51E05F #518BE0 #E051D2 #E0A651

split-complementary

#51E05F #A651E0 #E0518B

monochromatic

#1C9B28 #25CF36 #51E05F #85E98F #B9F3BF

Accessibility & contrast

On white

1.72

#51E05F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.18

#51E05F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E05F

12.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E05F	#FFFFFF	#000000	##000000
##51E05F	1.00	1.72	12.18	12.18
#FFFFFF	1.72	1.00	21.00	21.00
#000000	12.18	21.00	1.00	1.00
##000000	12.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E4CC52

Deuteranopia (green-blind)

#D2C069

Tritanopia (blue-blind)

#2CDAC4

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #51e05f;
/* rgb */ color: rgb(81, 224, 95);
/* oklch */ color: oklch(80.2% 0.210 144.9);

Tailwind

colors: {
  custom: {
    50: '#91eb90',
    500: '#51e05f',
    950: '#000000',
  },
}

SCSS

$custom: #51e05f;
$custom-light: #91eb90;
$custom-dark: #000000;

JSON

{
  "hex": "#51e05f",
  "rgb": {
    "r": 81,
    "g": 224,
    "b": 95
  },
  "hsl": {
    "h": 125.874,
    "s": 69.756,
    "l": 59.804
  },
  "oklch": {
    "l": 0.80244,
    "c": 0.21047,
    "h": 144.9
  },
  "luminance": 0.55887
}

Semantic roles & 50–950 ramp

primary

#51E05F

secondary

#9F3794

accent

#3BDBED

background

#FCFFFC

surface

#F5FEF4

border

#CFD6CE

text

#0E160D

muted

#7F857F

Preview Lab

Preview with #51E05F

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

Preview Lab → · Contrast checker → · Palette generator →