#51F97E#51F97E

#51F97E is a very light, highly saturated green. Relative luminance 0.710; OKLCH L 86.9% C 0.215 H 148.5°. Best body text is #000000 at 15.20:1 contrast (WCAG AA passes).

Color values

HEX	#51F97E
RGB	rgb(81, 249, 126)
HSL	hsl(136, 93%, 65%)
HSV	hsv(136, 67%, 98%)
CMYK	cmyk(67.5%, 0%, 49.4%, 2.4%)
CIE-LAB	lab(87.49, -68.17, 46.46)
CIE-LCH	lch(87.49, 82.50, 145.72°)
OKLab	oklab(86.92% -0.1837 0.1126)
OKLCH	oklch(86.92% 0.215 148.5)
XYZ	xyz(41.0318, 71.0026, 31.2771)
Luminance	0.7101 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51F97E #F951CC

analogous

#78F951 #51F97E #51F9D2

triadic

#51F97E #7E51F9 #F97E51

tetradic

#51F97E #5178F9 #F951CC #F9D251

square

#51F97E #5178F9 #F951CC #F9D251

split-complementary

#51F97E #D251F9 #F95178

monochromatic

#07C93B #16F752 #51F97E #8CFBAA #C7FDD6

Accessibility & contrast

On white

1.38

#51F97E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.20

#51F97E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51F97E

15.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51F97E	#FFFFFF	#000000	##000000
##51F97E	1.00	1.38	15.20	15.20
#FFFFFF	1.38	1.00	21.00	21.00
#000000	15.20	21.00	1.00	1.00
##000000	15.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FBE474

Deuteranopia (green-blind)

#E7D687

Tritanopia (blue-blind)

#00F4DC

Achromatopsia (no color)

#DBDBDB

Design tokens & code

CSS

--color: #51f97e;
/* rgb */ color: rgb(81, 249, 126);
/* oklch */ color: oklch(86.9% 0.215 148.5);

Tailwind

colors: {
  custom: {
    50: '#95fca5',
    500: '#51f97e',
    950: '#000000',
  },
}

SCSS

$custom: #51f97e;
$custom-light: #95fca5;
$custom-dark: #000000;

JSON

{
  "hex": "#51f97e",
  "rgb": {
    "r": 81,
    "g": 249,
    "b": 126
  },
  "hsl": {
    "h": 136.071,
    "s": 93.333,
    "l": 64.706
  },
  "oklch": {
    "l": 0.86918,
    "c": 0.21544,
    "h": 148.5
  },
  "luminance": 0.71007
}

Semantic roles & 50–950 ramp

primary

#51F97E

secondary

#C5299B

accent

#00A8E6

background

#FCFFFC

surface

#F5FFF6

border

#CFD7D0

text

#0F180F

muted

#808680

Preview Lab

Preview with #51F97E

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

Preview Lab → · Contrast checker → · Palette generator →