#51F9D2#51F9D2

#51F9D2 is a very light, vivid teal. Relative luminance 0.742; OKLCH L 88.6% C 0.148 H 173.9°. Best body text is #000000 at 15.83:1 contrast (WCAG AA passes).

Color values

HEX	#51F9D2
RGB	rgb(81, 249, 210)
HSL	hsl(166, 93%, 65%)
HSV	hsv(166, 67%, 98%)
CMYK	cmyk(67.5%, 0%, 15.7%, 2.4%)
CIE-LAB	lab(88.99, -51.92, 6.22)
CIE-LCH	lch(88.99, 52.29, 173.17°)
OKLab	oklab(88.65% -0.147 0.0157)
OKLCH	oklch(88.65% 0.148 173.9)
XYZ	xyz(48.8961, 74.1483, 72.6954)
Luminance	0.7415 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51F9D2 #F95178

analogous

#51F97E #51F9D2 #51CCF9

triadic

#51F9D2 #D251F9 #F9D251

tetradic

#51F9D2 #7E51F9 #F95178 #CCF951

square

#51F9D2 #7E51F9 #F95178 #CCF951

split-complementary

#51F9D2 #F951CC #F97E51

monochromatic

#07C99C #16F7C3 #51F9D2 #8CFBE1 #C7FDF1

Accessibility & contrast

On white

1.33

#51F9D2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.83

#51F9D2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51F9D2

15.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51F9D2	#FFFFFF	#000000	##000000
##51F9D2	1.00	1.33	15.83	15.83
#FFFFFF	1.33	1.00	21.00	21.00
#000000	15.83	21.00	1.00	1.00
##000000	15.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F1E9D0

Deuteranopia (green-blind)

#DAD9D5

Tritanopia (blue-blind)

#00FCEE

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #51f9d2;
/* rgb */ color: rgb(81, 249, 210);
/* oklch */ color: oklch(88.6% 0.148 173.9);

Tailwind

colors: {
  custom: {
    50: '#96fcdf',
    500: '#51f9d2',
    950: '#000000',
  },
}

SCSS

$custom: #51f9d2;
$custom-light: #96fcdf;
$custom-dark: #000000;

JSON

{
  "hex": "#51f9d2",
  "rgb": {
    "r": 81,
    "g": 249,
    "b": 210
  },
  "hsl": {
    "h": 166.071,
    "s": 93.333,
    "l": 64.706
  },
  "oklch": {
    "l": 0.8865,
    "c": 0.14783,
    "h": 173.9
  },
  "luminance": 0.74154
}

Semantic roles & 50–950 ramp

primary

#51F9D2

secondary

#C5294D

accent

#0035E6

background

#FCFFFE

surface

#F5FFFC

border

#CFD7D5

text

#0F1815

muted

#808684

Preview Lab

Preview with #51F9D2

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

Preview Lab → · Contrast checker → · Palette generator →