#51E598#51E598

#51E598 is a very light, vivid green. Relative luminance 0.601; OKLCH L 82.4% C 0.167 H 156.6°. Best body text is #000000 at 13.01:1 contrast (WCAG AA passes).

Color values

HEX	#51E598
RGB	rgb(81, 229, 152)
HSL	hsl(149, 74%, 61%)
HSV	hsv(149, 65%, 90%)
CMYK	cmyk(64.6%, 0%, 33.6%, 10.2%)
CIE-LAB	lab(81.87, -56.50, 26.29)
CIE-LCH	lch(81.87, 62.32, 155.05°)
OKLab	oklab(82.42% -0.1533 0.0662)
OKLCH	oklch(82.42% 0.167 156.6)
XYZ	xyz(37.0768, 60.0510, 39.3367)
Luminance	0.6006 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E598 #E5519E

analogous

#54E551 #51E598 #51E5E2

triadic

#51E598 #9851E5 #E59851

tetradic

#51E598 #5154E5 #E5519E #E5E251

square

#51E598 #5154E5 #E5519E #E5E251

split-complementary

#51E598 #E251E5 #E55154

monochromatic

#18A35B #20D879 #51E598 #86EDB8 #BBF5D7

Accessibility & contrast

On white

1.61

#51E598 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.01

#51E598 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E598

13.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E598	#FFFFFF	#000000	##000000
##51E598	1.00	1.61	13.01	13.01
#FFFFFF	1.61	1.00	21.00	21.00
#000000	13.01	21.00	1.00	1.00
##000000	13.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E4D493

Deuteranopia (green-blind)

#D0C69D

Tritanopia (blue-blind)

#00E3D1

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #51e598;
/* rgb */ color: rgb(81, 229, 152);
/* oklch */ color: oklch(82.4% 0.167 156.6);

Tailwind

colors: {
  custom: {
    50: '#91eeb6',
    500: '#51e598',
    950: '#000000',
  },
}

SCSS

$custom: #51e598;
$custom-light: #91eeb6;
$custom-dark: #000000;

JSON

{
  "hex": "#51e598",
  "rgb": {
    "r": 81,
    "g": 229,
    "b": 152
  },
  "hsl": {
    "h": 148.784,
    "s": 74,
    "l": 60.784
  },
  "oklch": {
    "l": 0.82415,
    "c": 0.16704,
    "h": 156.6
  },
  "luminance": 0.60055
}

Semantic roles & 50–950 ramp

primary

#51E598

secondary

#A6356F

accent

#0F77D6

background

#FCFFFD

surface

#F5FEF8

border

#CFD6D1

text

#0E1611

muted

#7F8581

Preview Lab

Preview with #51E598

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

Preview Lab → · Contrast checker → · Palette generator →