#63E9F3#63E9F3

#63E9F3 is a very light, moderate teal. Relative luminance 0.674; OKLCH L 86.4% C 0.117 H 202.0°. Best body text is #000000 at 14.48:1 contrast (WCAG AA passes).

Color values

HEX	#63E9F3
RGB	rgb(99, 233, 243)
HSL	hsl(184, 86%, 67%)
HSV	hsv(184, 59%, 95%)
CMYK	cmyk(59.3%, 4.1%, 0%, 4.7%)
CIE-LAB	lab(85.70, -33.53, -15.84)
CIE-LCH	lch(85.70, 37.08, 205.29°)
OKLab	oklab(86.4% -0.1083 -0.0439)
OKLCH	oklch(86.4% 0.117 202)
XYZ	xyz(50.4553, 67.3963, 95.1264)
Luminance	0.6740 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63E9F3 #F36D63

analogous

#63F3B5 #63E9F3 #63A1F3

triadic

#63E9F3 #F363E9 #E9F363

tetradic

#63E9F3 #B563F3 #F36D63 #A1F363

square

#63E9F3 #B563F3 #F36D63 #A1F363

split-complementary

#63E9F3 #F363A1 #F3B563

monochromatic

#10BFCC #2AE1EF #63E9F3 #9CF1F7 #D5F9FC

Accessibility & contrast

On white

1.45

#63E9F3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.48

#63E9F3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63E9F3

14.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63E9F3	#FFFFFF	#000000	##000000
##63E9F3	1.00	1.45	14.48	14.48
#FFFFFF	1.45	1.00	21.00	21.00
#000000	14.48	21.00	1.00	1.00
##000000	14.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9E0F4

Deuteranopia (green-blind)

#C3CFF4

Tritanopia (blue-blind)

#00F1EC

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #63e9f3;
/* rgb */ color: rgb(99, 233, 243);
/* oklch */ color: oklch(86.4% 0.117 202.0);

Tailwind

colors: {
  custom: {
    50: '#9df0f7',
    500: '#63e9f3',
    950: '#000000',
  },
}

SCSS

$custom: #63e9f3;
$custom-light: #9df0f7;
$custom-dark: #000000;

JSON

{
  "hex": "#63e9f3",
  "rgb": {
    "r": 99,
    "g": 233,
    "b": 243
  },
  "hsl": {
    "h": 184.167,
    "s": 85.714,
    "l": 67.059
  },
  "oklch": {
    "l": 0.86399,
    "c": 0.11688,
    "h": 202
  },
  "luminance": 0.67402
}

Semantic roles & 50–950 ramp

primary

#63E9F3

secondary

#C83C32

accent

#1303E2

background

#FCFFFF

surface

#F6FEFE

border

#D0D6D6

text

#101617

muted

#808585

Preview Lab

Preview with #63E9F3

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

Preview Lab → · Contrast checker → · Palette generator →