#63E4F3#63E4F3

#63E4F3 is a very light, moderate teal. Relative luminance 0.646; OKLCH L 85.3% C 0.115 H 205.8°. Best body text is #000000 at 13.92:1 contrast (WCAG AA passes).

Color values

HEX	#63E4F3
RGB	rgb(99, 228, 243)
HSL	hsl(186, 86%, 67%)
HSV	hsv(186, 59%, 95%)
CMYK	cmyk(59.3%, 6.2%, 0%, 4.7%)
CIE-LAB	lab(84.28, -31.16, -17.99)
CIE-LCH	lch(84.28, 35.98, 209.99°)
OKLab	oklab(85.25% -0.1032 -0.0498)
OKLCH	oklch(85.25% 0.115 205.8)
XYZ	xyz(49.0599, 64.6055, 94.6613)
Luminance	0.6461 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63E4F3 #F37263

analogous

#63F3BA #63E4F3 #639CF3

triadic

#63E4F3 #F363E4 #E4F363

tetradic

#63E4F3 #BA63F3 #F37263 #9CF363

square

#63E4F3 #BA63F3 #F37263 #9CF363

split-complementary

#63E4F3 #F3639C #F3BA63

monochromatic

#10B8CC #2ADAEF #63E4F3 #9CEEF7 #D5F8FC

Accessibility & contrast

On white

1.51

#63E4F3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.92

#63E4F3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63E4F3

13.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63E4F3	#FFFFFF	#000000	##000000
##63E4F3	1.00	1.51	13.92	13.92
#FFFFFF	1.51	1.00	21.00	21.00
#000000	13.92	21.00	1.00	1.00
##000000	13.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3DCF4

Deuteranopia (green-blind)

#BDCBF3

Tritanopia (blue-blind)

#00EDE8

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #63e4f3;
/* rgb */ color: rgb(99, 228, 243);
/* oklch */ color: oklch(85.3% 0.115 205.8);

Tailwind

colors: {
  custom: {
    50: '#9dedf7',
    500: '#63e4f3',
    950: '#000000',
  },
}

SCSS

$custom: #63e4f3;
$custom-light: #9dedf7;
$custom-dark: #000000;

JSON

{
  "hex": "#63e4f3",
  "rgb": {
    "r": 99,
    "g": 228,
    "b": 243
  },
  "hsl": {
    "h": 186.25,
    "s": 85.714,
    "l": 67.059
  },
  "oklch": {
    "l": 0.85252,
    "c": 0.11461,
    "h": 205.8
  },
  "luminance": 0.64611
}

Semantic roles & 50–950 ramp

primary

#63E4F3

secondary

#C84232

accent

#1B03E2

background

#FCFFFF

surface

#F6FEFE

border

#D0D6D6

text

#101617

muted

#808585

Preview Lab

Preview with #63E4F3

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

Preview Lab → · Contrast checker → · Palette generator →