#51EE7F#51EE7F

#51EE7F is a very light, highly saturated green. Relative luminance 0.644; OKLCH L 84.2% C 0.201 H 149.4°. Best body text is #000000 at 13.89:1 contrast (WCAG AA passes).

Color values

HEX	#51EE7F
RGB	rgb(81, 238, 127)
HSL	hsl(138, 82%, 63%)
HSV	hsv(138, 66%, 93%)
CMYK	cmyk(66%, 0%, 46.6%, 6.7%)
CIE-LAB	lab(84.19, -64.16, 41.85)
CIE-LCH	lch(84.19, 76.60, 146.89°)
OKLab	oklab(84.2% -0.1729 0.1022)
OKLCH	oklch(84.2% 0.201 149.4)
XYZ	xyz(37.7957, 64.4267, 30.5183)
Luminance	0.6443 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51EE7F #EE51C0

analogous

#71EE51 #51EE7F #51EECE

triadic

#51EE7F #7F51EE #EE7F51

tetradic

#51EE7F #5171EE #EE51C0 #EECE51

square

#51EE7F #5171EE #EE51C0 #EECE51

split-complementary

#51EE7F #CE51EE #EE5171

monochromatic

#11B341 #19E956 #51EE7F #89F3A8 #C1F9D1

Accessibility & contrast

On white

1.51

#51EE7F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.89

#51EE7F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51EE7F

13.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51EE7F	#FFFFFF	#000000	##000000
##51EE7F	1.00	1.51	13.89	13.89
#FFFFFF	1.51	1.00	21.00	21.00
#000000	13.89	21.00	1.00	1.00
##000000	13.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0DA76

Deuteranopia (green-blind)

#DCCD87

Tritanopia (blue-blind)

#00EAD4

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #51ee7f;
/* rgb */ color: rgb(81, 238, 127);
/* oklch */ color: oklch(84.2% 0.201 149.4);

Tailwind

colors: {
  custom: {
    50: '#93f5a6',
    500: '#51ee7f',
    950: '#000000',
  },
}

SCSS

$custom: #51ee7f;
$custom-light: #93f5a6;
$custom-dark: #000000;

JSON

{
  "hex": "#51ee7f",
  "rgb": {
    "r": 81,
    "g": 238,
    "b": 127
  },
  "hsl": {
    "h": 137.58,
    "s": 82.199,
    "l": 62.549
  },
  "oklch": {
    "l": 0.84199,
    "c": 0.20089,
    "h": 149.4
  },
  "luminance": 0.64431
}

Semantic roles & 50–950 ramp

primary

#51EE7F

secondary

#B3308D

accent

#079FDF

background

#FCFFFC

surface

#F5FEF6

border

#CFD6D0

text

#0E170F

muted

#7F8580

Preview Lab

Preview with #51EE7F

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

Preview Lab → · Contrast checker → · Palette generator →