#51CA99#51CA99

#51CA99 is a light, vivid teal. Relative luminance 0.463; OKLCH L 75.8% C 0.131 H 163.4°. Best body text is #000000 at 10.26:1 contrast (WCAG AA passes).

Color values

HEX	#51CA99
RGB	rgb(81, 202, 153)
HSL	hsl(156, 53%, 55%)
HSV	hsv(156, 60%, 79%)
CMYK	cmyk(59.9%, 0%, 24.3%, 20.8%)
CIE-LAB	lab(73.73, -45.36, 14.56)
CIE-LCH	lch(73.73, 47.64, 162.21°)
OKLab	oklab(75.76% -0.1251 0.0372)
OKLCH	oklch(75.76% 0.131 163.4)
XYZ	xyz(30.2607, 46.2873, 37.4704)
Luminance	0.4629 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CA99 #CA5182

analogous

#51CA5C #51CA99 #51BFCA

triadic

#51CA99 #9951CA #CA9951

tetradic

#51CA99 #5C51CA #CA5182 #BFCA51

square

#51CA99 #5C51CA #CA5182 #BFCA51

split-complementary

#51CA99 #CA51BF #CA5C51

monochromatic

#257B58 #34AA7A #51CA99 #80D8B4 #AFE7D0

Accessibility & contrast

On white

2.05

#51CA99 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.26

#51CA99 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CA99

10.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CA99	#FFFFFF	#000000	##000000
##51CA99	1.00	2.05	10.26	10.26
#FFFFFF	2.05	1.00	21.00	21.00
#000000	10.26	21.00	1.00	1.00
##000000	10.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7BC96

Deuteranopia (green-blind)

#B6B09C

Tritanopia (blue-blind)

#03CABC

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #51ca99;
/* rgb */ color: rgb(81, 202, 153);
/* oklch */ color: oklch(75.8% 0.131 163.4);

Tailwind

colors: {
  custom: {
    50: '#8ddbb7',
    500: '#51ca99',
    950: '#000000',
  },
}

SCSS

$custom: #51ca99;
$custom-light: #8ddbb7;
$custom-dark: #000000;

JSON

{
  "hex": "#51ca99",
  "rgb": {
    "r": 81,
    "g": 202,
    "b": 153
  },
  "hsl": {
    "h": 155.702,
    "s": 53.304,
    "l": 55.49
  },
  "oklch": {
    "l": 0.75756,
    "c": 0.13053,
    "h": 163.4
  },
  "luminance": 0.4629
}

Semantic roles & 50–950 ramp

primary

#51CA99

secondary

#D5A2B7

accent

#4B86DD

background

#F9FDFB

surface

#F1FBF6

border

#CBD4D0

text

#0D1511

muted

#7E8380

Preview Lab

Preview with #51CA99

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

Preview Lab → · Contrast checker → · Palette generator →