#51D8A0#51D8A0

#51D8A0 is a light, vivid teal. Relative luminance 0.534; OKLCH L 79.4% C 0.143 H 162.4°. Best body text is #000000 at 11.68:1 contrast (WCAG AA passes).

Color values

HEX	#51D8A0
RGB	rgb(81, 216, 160)
HSL	hsl(155, 63%, 58%)
HSV	hsv(155, 63%, 85%)
CMYK	cmyk(62.5%, 0%, 25.9%, 15.3%)
CIE-LAB	lab(78.11, -49.69, 16.96)
CIE-LCH	lch(78.11, 52.51, 161.16°)
OKLab	oklab(79.38% -0.1365 0.0433)
OKLCH	oklch(79.38% 0.143 162.4)
XYZ	xyz(34.2910, 53.3956, 41.7501)
Luminance	0.5340 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D8A0 #D85189

analogous

#51D85C #51D8A0 #51CCD8

triadic

#51D8A0 #A051D8 #D8A051

tetradic

#51D8A0 #5C51D8 #D85189 #CCD851

square

#51D8A0 #5C51D8 #D85189 #CCD851

split-complementary

#51D8A0 #D851CC #D85C51

monochromatic

#208F61 #2BC183 #51D8A0 #83E3BB #B5EED7

Accessibility & contrast

On white

1.80

#51D8A0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.68

#51D8A0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D8A0

11.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D8A0	#FFFFFF	#000000	##000000
##51D8A0	1.00	1.80	11.68	11.68
#FFFFFF	1.80	1.00	21.00	21.00
#000000	11.68	21.00	1.00	1.00
##000000	11.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5C99D

Deuteranopia (green-blind)

#C2BCA4

Tritanopia (blue-blind)

#00D8C9

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #51d8a0;
/* rgb */ color: rgb(81, 216, 160);
/* oklch */ color: oklch(79.4% 0.143 162.4);

Tailwind

colors: {
  custom: {
    50: '#8fe5bc',
    500: '#51d8a0',
    950: '#000000',
  },
}

SCSS

$custom: #51d8a0;
$custom-light: #8fe5bc;
$custom-dark: #000000;

JSON

{
  "hex": "#51d8a0",
  "rgb": {
    "r": 81,
    "g": 216,
    "b": 160
  },
  "hsl": {
    "h": 155.111,
    "s": 63.38,
    "l": 58.235
  },
  "oklch": {
    "l": 0.79384,
    "c": 0.14323,
    "h": 162.4
  },
  "luminance": 0.53399
}

Semantic roles & 50–950 ramp

primary

#51D8A0

secondary

#94395F

accent

#4186E6

background

#FCFEFD

surface

#F5FCF8

border

#CFD5D1

text

#0E1612

muted

#7F8482

Preview Lab

Preview with #51D8A0

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

Preview Lab → · Contrast checker → · Palette generator →