#51EEC3#51EEC3

#51EEC3 is a very light, vivid teal. Relative luminance 0.668; OKLCH L 85.6% C 0.145 H 171.0°. Best body text is #000000 at 14.37:1 contrast (WCAG AA passes).

Color values

HEX	#51EEC3
RGB	rgb(81, 238, 195)
HSL	hsl(164, 82%, 63%)
HSV	hsv(164, 66%, 93%)
CMYK	cmyk(66%, 0%, 18.1%, 6.7%)
CIE-LAB	lab(85.42, -50.91, 8.90)
CIE-LCH	lch(85.42, 51.69, 170.08°)
OKLab	oklab(85.62% -0.1429 0.0227)
OKLCH	oklch(85.62% 0.145 171)
XYZ	xyz(43.8132, 66.8337, 62.2103)
Luminance	0.6684 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51EEC3 #EE517C

analogous

#51EE75 #51EEC3 #51CAEE

triadic

#51EEC3 #C351EE #EEC351

tetradic

#51EEC3 #7551EE #EE517C #CAEE51

square

#51EEC3 #7551EE #EE517C #CAEE51

split-complementary

#51EEC3 #EE51CA #EE7551

monochromatic

#11B387 #19E9B0 #51EEC3 #89F3D6 #C1F9E9

Accessibility & contrast

On white

1.46

#51EEC3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.37

#51EEC3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51EEC3

14.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51EEC3	#FFFFFF	#000000	##000000
##51EEC3	1.00	1.46	14.37	14.37
#FFFFFF	1.46	1.00	21.00	21.00
#000000	14.37	21.00	1.00	1.00
##000000	14.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E7DFC1

Deuteranopia (green-blind)

#D2CFC6

Tritanopia (blue-blind)

#00F0E2

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #51eec3;
/* rgb */ color: rgb(81, 238, 195);
/* oklch */ color: oklch(85.6% 0.145 171.0);

Tailwind

colors: {
  custom: {
    50: '#93f4d5',
    500: '#51eec3',
    950: '#000000',
  },
}

SCSS

$custom: #51eec3;
$custom-light: #93f4d5;
$custom-dark: #000000;

JSON

{
  "hex": "#51eec3",
  "rgb": {
    "r": 81,
    "g": 238,
    "b": 195
  },
  "hsl": {
    "h": 163.567,
    "s": 82.199,
    "l": 62.549
  },
  "oklch": {
    "l": 0.85616,
    "c": 0.14467,
    "h": 171
  },
  "luminance": 0.66839
}

Semantic roles & 50–950 ramp

primary

#51EEC3

secondary

#B33054

accent

#0742DF

background

#FCFFFE

surface

#F5FEFB

border

#CFD6D4

text

#0F1714

muted

#808583

Preview Lab

Preview with #51EEC3

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

Preview Lab → · Contrast checker → · Palette generator →