#51DB83#51DB83

#51DB83 is a light, vivid green. Relative luminance 0.541; OKLCH L 79.5% C 0.173 H 152.1°. Best body text is #000000 at 11.81:1 contrast (WCAG AA passes).

Color values

HEX	#51DB83
RGB	rgb(81, 219, 131)
HSL	hsl(142, 66%, 59%)
HSV	hsv(142, 63%, 86%)
CMYK	cmyk(63%, 0%, 40.2%, 14.1%)
CIE-LAB	lab(78.49, -56.50, 32.52)
CIE-LCH	lch(78.49, 65.20, 150.08°)
OKLab	oklab(79.52% -0.1527 0.0808)
OKLCH	oklch(79.52% 0.173 152.1)
XYZ	xyz(32.8189, 54.0477, 30.1710)
Luminance	0.5405 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DB83 #DB51A9

analogous

#64DB51 #51DB83 #51DBC8

triadic

#51DB83 #8351DB #DB8351

tetradic

#51DB83 #5164DB #DB51A9 #DBC851

square

#51DB83 #5164DB #DB51A9 #DBC851

split-complementary

#51DB83 #C851DB #DB5164

monochromatic

#1E9349 #29C662 #51DB83 #84E5A7 #B6F0CB

Accessibility & contrast

On white

1.78

#51DB83 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.81

#51DB83 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DB83

11.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DB83	#FFFFFF	#000000	##000000
##51DB83	1.00	1.78	11.81	11.81
#FFFFFF	1.78	1.00	21.00	21.00
#000000	11.81	21.00	1.00	1.00
##000000	11.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DBCA7D

Deuteranopia (green-blind)

#CABD89

Tritanopia (blue-blind)

#17D8C5

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #51db83;
/* rgb */ color: rgb(81, 219, 131);
/* oklch */ color: oklch(79.5% 0.173 152.1);

Tailwind

colors: {
  custom: {
    50: '#90e7a8',
    500: '#51db83',
    950: '#000000',
  },
}

SCSS

$custom: #51db83;
$custom-light: #90e7a8;
$custom-dark: #000000;

JSON

{
  "hex": "#51db83",
  "rgb": {
    "r": 81,
    "g": 219,
    "b": 131
  },
  "hsl": {
    "h": 141.739,
    "s": 65.714,
    "l": 58.824
  },
  "oklch": {
    "l": 0.79524,
    "c": 0.17273,
    "h": 152.1
  },
  "luminance": 0.54051
}

Semantic roles & 50–950 ramp

primary

#51DB83

secondary

#983875

accent

#3FABE9

background

#FCFEFC

surface

#F5FDF6

border

#CFD5D0

text

#0E160F

muted

#7F8480

Preview Lab

Preview with #51DB83

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

Preview Lab → · Contrast checker → · Palette generator →