#51EA91#51EA91

#51EA91 is a very light, vivid green. Relative luminance 0.626; OKLCH L 83.5% C 0.180 H 153.9°. Best body text is #000000 at 13.53:1 contrast (WCAG AA passes).

Color values

HEX	#51EA91
RGB	rgb(81, 234, 145)
HSL	hsl(145, 78%, 62%)
HSV	hsv(145, 65%, 92%)
CMYK	cmyk(65.4%, 0%, 38%, 8.2%)
CIE-LAB	lab(83.25, -59.71, 31.71)
CIE-LCH	lch(83.25, 67.61, 152.02°)
OKLab	oklab(83.51% -0.1614 0.0792)
OKLCH	oklch(83.51% 0.18 153.9)
XYZ	xyz(37.9237, 62.6353, 36.8738)
Luminance	0.6264 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51EA91 #EA51AA

analogous

#5EEA51 #51EA91 #51EADE

triadic

#51EA91 #9151EA #EA9151

tetradic

#51EA91 #515EEA #EA51AA #EADE51

square

#51EA91 #515EEA #EA51AA #EADE51

split-complementary

#51EA91 #DE51EA #EA515E

monochromatic

#15AC54 #1BE26F #51EA91 #88F1B4 #BEF7D6

Accessibility & contrast

On white

1.55

#51EA91 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.53

#51EA91 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51EA91

13.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51EA91	#FFFFFF	#000000	##000000
##51EA91	1.00	1.55	13.53	13.53
#FFFFFF	1.55	1.00	21.00	21.00
#000000	13.53	21.00	1.00	1.00
##000000	13.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EAD88B

Deuteranopia (green-blind)

#D6CA97

Tritanopia (blue-blind)

#00E7D4

Achromatopsia (no color)

#CFCFCF

Design tokens & code

CSS

--color: #51ea91;
/* rgb */ color: rgb(81, 234, 145);
/* oklch */ color: oklch(83.5% 0.180 153.9);

Tailwind

colors: {
  custom: {
    50: '#92f2b2',
    500: '#51ea91',
    950: '#000000',
  },
}

SCSS

$custom: #51ea91;
$custom-light: #92f2b2;
$custom-dark: #000000;

JSON

{
  "hex": "#51ea91",
  "rgb": {
    "r": 81,
    "g": 234,
    "b": 145
  },
  "hsl": {
    "h": 145.098,
    "s": 78.462,
    "l": 61.765
  },
  "oklch": {
    "l": 0.83514,
    "c": 0.17977,
    "h": 153.9
  },
  "luminance": 0.62639
}

Semantic roles & 50–950 ramp

primary

#51EA91

secondary

#AD327A

accent

#0B84DB

background

#FCFFFD

surface

#F5FEF8

border

#CFD6D1

text

#0E1711

muted

#7F8581

Preview Lab

Preview with #51EA91

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

Preview Lab → · Contrast checker → · Palette generator →