#51EECA#51EECA

#51EECA is a very light, vivid teal. Relative luminance 0.672; OKLCH L 85.8% C 0.140 H 174.4°. Best body text is #000000 at 14.43:1 contrast (WCAG AA passes).

Color values

HEX	#51EECA
RGB	rgb(81, 238, 202)
HSL	hsl(166, 82%, 63%)
HSV	hsv(166, 66%, 93%)
CMYK	cmyk(66%, 0%, 15.1%, 6.7%)
CIE-LAB	lab(85.58, -49.25, 5.48)
CIE-LCH	lch(85.58, 49.56, 173.66°)
OKLab	oklab(85.8% -0.1398 0.0137)
OKLCH	oklch(85.8% 0.14 174.4)
XYZ	xyz(44.6233, 67.1577, 66.4767)
Luminance	0.6716 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51EECA #EE5175

analogous

#51EE7B #51EECA #51C4EE

triadic

#51EECA #CA51EE #EECA51

tetradic

#51EECA #7B51EE #EE5175 #C4EE51

square

#51EECA #7B51EE #EE5175 #C4EE51

split-complementary

#51EECA #EE51C4 #EE7B51

monochromatic

#11B38E #19E9B9 #51EECA #89F3DB #C1F9EC

Accessibility & contrast

On white

1.46

#51EECA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.43

#51EECA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51EECA

14.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51EECA	#FFFFFF	#000000	##000000
##51EECA	1.00	1.46	14.43	14.43
#FFFFFF	1.46	1.00	21.00	21.00
#000000	14.43	21.00	1.00	1.00
##000000	14.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E6DFC8

Deuteranopia (green-blind)

#D0CFCD

Tritanopia (blue-blind)

#00F1E3

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #51eeca;
/* rgb */ color: rgb(81, 238, 202);
/* oklch */ color: oklch(85.8% 0.140 174.4);

Tailwind

colors: {
  custom: {
    50: '#94f4da',
    500: '#51eeca',
    950: '#000000',
  },
}

SCSS

$custom: #51eeca;
$custom-light: #94f4da;
$custom-dark: #000000;

JSON

{
  "hex": "#51eeca",
  "rgb": {
    "r": 81,
    "g": 238,
    "b": 202
  },
  "hsl": {
    "h": 166.242,
    "s": 82.199,
    "l": 62.549
  },
  "oklch": {
    "l": 0.85804,
    "c": 0.14042,
    "h": 174.4
  },
  "luminance": 0.67163
}

Semantic roles & 50–950 ramp

primary

#51EECA

secondary

#B3304E

accent

#0738DF

background

#FCFFFE

surface

#F5FEFB

border

#CFD6D4

text

#0F1714

muted

#808583

Preview Lab

Preview with #51EECA

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

Preview Lab → · Contrast checker → · Palette generator →