#51F87E#51F87E

#51F87E is a very light, highly saturated green. Relative luminance 0.704; OKLCH L 86.7% C 0.214 H 148.6°. Best body text is #000000 at 15.08:1 contrast (WCAG AA passes).

Color values

HEX	#51F87E
RGB	rgb(81, 248, 126)
HSL	hsl(136, 92%, 65%)
HSV	hsv(136, 67%, 97%)
CMYK	cmyk(67.3%, 0%, 49.2%, 2.7%)
CIE-LAB	lab(87.19, -67.83, 46.09)
CIE-LCH	lch(87.19, 82.00, 145.80°)
OKLab	oklab(86.67% -0.1827 0.1117)
OKLCH	oklch(86.67% 0.214 148.6)
XYZ	xyz(40.7236, 70.3861, 31.1743)
Luminance	0.7039 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51F87E #F851CB

analogous

#77F851 #51F87E #51F8D2

triadic

#51F87E #7E51F8 #F87E51

tetradic

#51F87E #5177F8 #F851CB #F8D251

square

#51F87E #5177F8 #F851CB #F8D251

split-complementary

#51F87E #D251F8 #F85177

monochromatic

#08C73B #16F652 #51F87E #8CFAAA #C7FDD5

Accessibility & contrast

On white

1.39

#51F87E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.08

#51F87E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51F87E

15.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51F87E	#FFFFFF	#000000	##000000
##51F87E	1.00	1.39	15.08	15.08
#FFFFFF	1.39	1.00	21.00	21.00
#000000	15.08	21.00	1.00	1.00
##000000	15.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FAE374

Deuteranopia (green-blind)

#E6D587

Tritanopia (blue-blind)

#00F3DC

Achromatopsia (no color)

#DADADA

Design tokens & code

CSS

--color: #51f87e;
/* rgb */ color: rgb(81, 248, 126);
/* oklch */ color: oklch(86.7% 0.214 148.6);

Tailwind

colors: {
  custom: {
    50: '#95fca5',
    500: '#51f87e',
    950: '#000000',
  },
}

SCSS

$custom: #51f87e;
$custom-light: #95fca5;
$custom-dark: #000000;

JSON

{
  "hex": "#51f87e",
  "rgb": {
    "r": 81,
    "g": 248,
    "b": 126
  },
  "hsl": {
    "h": 136.168,
    "s": 92.265,
    "l": 64.51
  },
  "oklch": {
    "l": 0.86669,
    "c": 0.2142,
    "h": 148.6
  },
  "luminance": 0.7039
}

Semantic roles & 50–950 ramp

primary

#51F87E

secondary

#C32A9A

accent

#00A8E6

background

#FCFFFC

surface

#F5FFF6

border

#CFD7D0

text

#0F180F

muted

#808680

Preview Lab

Preview with #51F87E

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

Preview Lab → · Contrast checker → · Palette generator →