#51E493#51E493

#51E493 is a very light, vivid green. Relative luminance 0.593; OKLCH L 82.1% C 0.170 H 155.3°. Best body text is #000000 at 12.87:1 contrast (WCAG AA passes).

Color values

HEX	#51E493
RGB	rgb(81, 228, 147)
HSL	hsl(147, 73%, 61%)
HSV	hsv(147, 64%, 89%)
CMYK	cmyk(64.5%, 0%, 35.5%, 10.6%)
CIE-LAB	lab(81.48, -57.06, 28.33)
CIE-LCH	lch(81.48, 63.71, 153.60°)
OKLab	oklab(82.07% -0.1546 0.0711)
OKLCH	oklch(82.07% 0.17 155.3)
XYZ	xyz(36.4000, 59.3389, 37.1333)
Luminance	0.5934 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E493 #E451A2

analogous

#58E451 #51E493 #51E4DD

triadic

#51E493 #9351E4 #E49351

tetradic

#51E493 #5158E4 #E451A2 #E4DD51

square

#51E493 #5158E4 #E451A2 #E4DD51

split-complementary

#51E493 #DD51E4 #E45158

monochromatic

#19A256 #21D773 #51E493 #86ECB4 #BBF4D5

Accessibility & contrast

On white

1.63

#51E493 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.87

#51E493 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E493

12.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E493	#FFFFFF	#000000	##000000
##51E493	1.00	1.63	12.87	12.87
#FFFFFF	1.63	1.00	21.00	21.00
#000000	12.87	21.00	1.00	1.00
##000000	12.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E3D38E

Deuteranopia (green-blind)

#D0C598

Tritanopia (blue-blind)

#00E2CF

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #51e493;
/* rgb */ color: rgb(81, 228, 147);
/* oklch */ color: oklch(82.1% 0.170 155.3);

Tailwind

colors: {
  custom: {
    50: '#91edb3',
    500: '#51e493',
    950: '#000000',
  },
}

SCSS

$custom: #51e493;
$custom-light: #91edb3;
$custom-dark: #000000;

JSON

{
  "hex": "#51e493",
  "rgb": {
    "r": 81,
    "g": 228,
    "b": 147
  },
  "hsl": {
    "h": 146.939,
    "s": 73.134,
    "l": 60.588
  },
  "oklch": {
    "l": 0.82067,
    "c": 0.17017,
    "h": 155.3
  },
  "luminance": 0.59343
}

Semantic roles & 50–950 ramp

primary

#51E493

secondary

#A43572

accent

#107DD5

background

#FCFFFD

surface

#F5FEF8

border

#CFD6D1

text

#0E1611

muted

#7F8581

Preview Lab

Preview with #51E493

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

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