#51E798#51E798

#51E798 is a very light, vivid green. Relative luminance 0.612; OKLCH L 82.9% C 0.170 H 156.3°. Best body text is #000000 at 13.23:1 contrast (WCAG AA passes).

Color values

HEX	#51E798
RGB	rgb(81, 231, 152)
HSL	hsl(148, 76%, 61%)
HSV	hsv(148, 65%, 91%)
CMYK	cmyk(64.9%, 0%, 34.2%, 9.4%)
CIE-LAB	lab(82.47, -57.27, 27.10)
CIE-LCH	lch(82.47, 63.36, 154.67°)
OKLab	oklab(82.91% -0.1553 0.0682)
OKLCH	oklch(82.91% 0.17 156.3)
XYZ	xyz(37.6333, 61.1642, 39.5222)
Luminance	0.6117 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51E798 #E751A0

analogous

#55E751 #51E798 #51E7E3

triadic

#51E798 #9851E7 #E79851

tetradic

#51E798 #5155E7 #E751A0 #E7E351

square

#51E798 #5155E7 #E751A0 #E7E351

split-complementary

#51E798 #E351E7 #E75155

monochromatic

#17A75B #1EDC78 #51E798 #87EEB8 #BDF6D8

Accessibility & contrast

On white

1.59

#51E798 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.23

#51E798 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51E798

13.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51E798	#FFFFFF	#000000	##000000
##51E798	1.00	1.59	13.23	13.23
#FFFFFF	1.59	1.00	21.00	21.00
#000000	13.23	21.00	1.00	1.00
##000000	13.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E6D593

Deuteranopia (green-blind)

#D2C89D

Tritanopia (blue-blind)

#00E5D3

Achromatopsia (no color)

#CDCDCD

Design tokens & code

CSS

--color: #51e798;
/* rgb */ color: rgb(81, 231, 152);
/* oklch */ color: oklch(82.9% 0.170 156.3);

Tailwind

colors: {
  custom: {
    50: '#91f0b6',
    500: '#51e798',
    950: '#000000',
  },
}

SCSS

$custom: #51e798;
$custom-light: #91f0b6;
$custom-dark: #000000;

JSON

{
  "hex": "#51e798",
  "rgb": {
    "r": 81,
    "g": 231,
    "b": 152
  },
  "hsl": {
    "h": 148.4,
    "s": 75.758,
    "l": 61.176
  },
  "oklch": {
    "l": 0.82909,
    "c": 0.16966,
    "h": 156.3
  },
  "luminance": 0.61168
}

Semantic roles & 50–950 ramp

primary

#51E798

secondary

#A83471

accent

#0E78D8

background

#FCFFFD

surface

#F5FEF8

border

#CFD6D1

text

#0E1711

muted

#7F8581

Preview Lab

Preview with #51E798

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

Preview Lab → · Contrast checker → · Palette generator →