#51FFDD#51FFDD

#51FFDD is a very light, vivid teal. Relative luminance 0.785; OKLCH L 90.4% C 0.148 H 176.8°. Best body text is #000000 at 16.70:1 contrast (WCAG AA passes).

Color values

HEX	#51FFDD
RGB	rgb(81, 255, 221)
HSL	hsl(168, 100%, 66%)
HSV	hsv(168, 68%, 100%)
CMYK	cmyk(68.2%, 0%, 13.3%, 0%)
CIE-LAB	lab(91.00, -51.75, 3.42)
CIE-LCH	lch(91.00, 51.86, 176.22°)
OKLab	oklab(90.38% -0.148 0.0083)
OKLCH	oklch(90.38% 0.148 176.8)
XYZ	xyz(52.1980, 78.4838, 80.7905)
Luminance	0.7849 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51FFDD #FF5173

analogous

#51FF86 #51FFDD #51CAFF

triadic

#51FFDD #DD51FF #FFDD51

tetradic

#51FFDD #8651FF #FF5173 #CAFF51

square

#51FFDD #8651FF #FF5173 #CAFF51

split-complementary

#51FFDD #FF51CA #FF8651

monochromatic

#00D6AC #14FFD1 #51FFDD #8EFFE9 #CBFFF5

Accessibility & contrast

On white

1.26

#51FFDD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.70

#51FFDD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51FFDD

16.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51FFDD	#FFFFFF	#000000	##000000
##51FFDD	1.00	1.26	16.70	16.70
#FFFFFF	1.26	1.00	21.00	21.00
#000000	16.70	21.00	1.00	1.00
##000000	16.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F5F0DC

Deuteranopia (green-blind)

#DDDEE0

Tritanopia (blue-blind)

#00FFF5

Achromatopsia (no color)

#E5E5E5

Design tokens & code

CSS

--color: #51ffdd;
/* rgb */ color: rgb(81, 255, 221);
/* oklch */ color: oklch(90.4% 0.148 176.8);

Tailwind

colors: {
  custom: {
    50: '#97ffe7',
    500: '#51ffdd',
    950: '#000000',
  },
}

SCSS

$custom: #51ffdd;
$custom-light: #97ffe7;
$custom-dark: #000000;

JSON

{
  "hex": "#51ffdd",
  "rgb": {
    "r": 81,
    "g": 255,
    "b": 221
  },
  "hsl": {
    "h": 168.276,
    "s": 100,
    "l": 65.882
  },
  "oklch": {
    "l": 0.90377,
    "c": 0.14819,
    "h": 176.8
  },
  "luminance": 0.7849
}

Semantic roles & 50–950 ramp

primary

#51FFDD

secondary

#D02546

accent

#002DE6

background

#FCFFFE

surface

#F6FFFC

border

#D0D7D5

text

#0F1816

muted

#808684

Preview Lab

Preview with #51FFDD

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

Preview Lab → · Contrast checker → · Palette generator →