#51DF99#51DF99

#51DF99 is a light, vivid teal. Relative luminance 0.568; OKLCH L 81.0% C 0.158 H 158.1°. Best body text is #000000 at 12.37:1 contrast (WCAG AA passes).

Color values

HEX	#51DF99
RGB	rgb(81, 223, 153)
HSL	hsl(150, 69%, 60%)
HSV	hsv(150, 64%, 87%)
CMYK	cmyk(63.7%, 0%, 31.4%, 12.5%)
CIE-LAB	lab(80.08, -53.96, 23.34)
CIE-LCH	lch(80.08, 58.79, 156.61°)
OKLab	oklab(80.95% -0.1469 0.0591)
OKLCH	oklch(80.95% 0.158 158.1)
XYZ	xyz(35.5275, 56.8209, 39.2260)
Luminance	0.5683 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DF99 #DF5197

analogous

#51DF52 #51DF99 #51DEDF

triadic

#51DF99 #9951DF #DF9951

tetradic

#51DF99 #5251DF #DF5197 #DEDF51

square

#51DF99 #5251DF #DF5197 #DEDF51

split-complementary

#51DF99 #DF51DE #DF5251

monochromatic

#1C995C #26CD7B #51DF99 #85E9B7 #B8F2D6

Accessibility & contrast

On white

1.70

#51DF99 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.37

#51DF99 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DF99

12.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DF99	#FFFFFF	#000000	##000000
##51DF99	1.00	1.70	12.37	12.37
#FFFFFF	1.70	1.00	21.00	21.00
#000000	12.37	21.00	1.00	1.00
##000000	12.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DDCF95

Deuteranopia (green-blind)

#CAC19D

Tritanopia (blue-blind)

#00DECD

Achromatopsia (no color)

#C7C7C7

Design tokens & code

CSS

--color: #51df99;
/* rgb */ color: rgb(81, 223, 153);
/* oklch */ color: oklch(81.0% 0.158 158.1);

Tailwind

colors: {
  custom: {
    50: '#90eab7',
    500: '#51df99',
    950: '#000000',
  },
}

SCSS

$custom: #51df99;
$custom-light: #90eab7;
$custom-dark: #000000;

JSON

{
  "hex": "#51df99",
  "rgb": {
    "r": 81,
    "g": 223,
    "b": 153
  },
  "hsl": {
    "h": 150.423,
    "s": 68.932,
    "l": 59.608
  },
  "oklch": {
    "l": 0.80954,
    "c": 0.15831,
    "h": 158.1
  },
  "luminance": 0.56825
}

Semantic roles & 50–950 ramp

primary

#51DF99

secondary

#9D3769

accent

#3C93EC

background

#FCFEFD

surface

#F5FDF8

border

#CFD5D1

text

#0E1611

muted

#7F8481

Preview Lab

Preview with #51DF99

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

Preview Lab → · Contrast checker → · Palette generator →