#4FB8F8#4FB8F8

#4FB8F8 is a light, vivid cyan. Relative luminance 0.427; OKLCH L 74.8% C 0.133 H 239.0°. Best body text is #000000 at 9.54:1 contrast (WCAG AA passes).

Color values

HEX	#4FB8F8
RGB	rgb(79, 184, 248)
HSL	hsl(203, 92%, 64%)
HSV	hsv(203, 68%, 97%)
CMYK	cmyk(68.1%, 25.8%, 0%, 2.7%)
CIE-LAB	lab(71.36, -10.49, -40.53)
CIE-LCH	lch(71.36, 41.87, 255.49°)
OKLab	oklab(74.82% -0.0686 -0.1142)
OKLCH	oklch(74.82% 0.133 239)
XYZ	xyz(37.3016, 42.7165, 95.0680)
Luminance	0.4272 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4FB8F8 #F88F4F

analogous

#4FF8E4 #4FB8F8 #4F64F8

triadic

#4FB8F8 #F84FB8 #B8F84F

tetradic

#4FB8F8 #E44FF8 #F88F4F #64F84F

square

#4FB8F8 #E44FF8 #F88F4F #64F84F

split-complementary

#4FB8F8 #F84F64 #F8E44F

monochromatic

#087DC5 #14A0F6 #4FB8F8 #8AD0FA #C5E7FD

Accessibility & contrast

On white

2.20

#4FB8F8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.54

#4FB8F8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4FB8F8

9.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4FB8F8	#FFFFFF	#000000	##000000
##4FB8F8	1.00	2.20	9.54	9.54
#FFFFFF	2.20	1.00	21.00	21.00
#000000	9.54	21.00	1.00	1.00
##000000	9.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9AB8FB

Deuteranopia (green-blind)

#83A7F7

Tritanopia (blue-blind)

#00C8CE

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #4fb8f8;
/* rgb */ color: rgb(79, 184, 248);
/* oklch */ color: oklch(74.8% 0.133 239.0);

Tailwind

colors: {
  custom: {
    50: '#92cdfb',
    500: '#4fb8f8',
    950: '#000000',
  },
}

SCSS

$custom: #4fb8f8;
$custom-light: #92cdfb;
$custom-dark: #000000;

JSON

{
  "hex": "#4fb8f8",
  "rgb": {
    "r": 79,
    "g": 184,
    "b": 248
  },
  "hsl": {
    "h": 202.722,
    "s": 92.35,
    "l": 64.118
  },
  "oklch": {
    "l": 0.74815,
    "c": 0.13322,
    "h": 239
  },
  "luminance": 0.42721
}

Semantic roles & 50–950 ramp

primary

#4FB8F8

secondary

#EFCAB4

accent

#5700E6

background

#F9FCFF

surface

#F2F8FF

border

#CCD1D7

text

#0E1317

muted

#7E8285

Preview Lab

Preview with #4FB8F8

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

Preview Lab → · Contrast checker → · Palette generator →