#04A8FF#04A8FF

#04A8FF is a light, vivid cyan. Relative luminance 0.353; OKLCH L 70.3% C 0.169 H 243.0°. Best body text is #000000 at 8.05:1 contrast (WCAG AA passes).

Color values

HEX	#04A8FF
RGB	rgb(4, 168, 255)
HSL	hsl(201, 100%, 51%)
HSV	hsv(201, 98%, 100%)
CMYK	cmyk(98.4%, 34.1%, 0%, 0%)
CIE-LAB	lab(65.94, -5.01, -52.94)
CIE-LCH	lch(65.94, 53.17, 264.59°)
OKLab	oklab(70.29% -0.0768 -0.1509)
OKLCH	oklch(70.29% 0.169 243)
XYZ	xyz(32.0955, 35.2467, 99.7000)
Luminance	0.3525 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#04A8FF #FF5B04

analogous

#04FFD9 #04A8FF #042AFF

triadic

#04A8FF #FF04A8 #A8FF04

tetradic

#04A8FF #D904FF #FF5B04 #2AFF04

square

#04A8FF #D904FF #FF5B04 #2AFF04

split-complementary

#04A8FF #FF042A #FFD904

monochromatic

#005989 #0081C6 #04A8FF #41BDFF #7ED2FF

Accessibility & contrast

On white

2.61

#04A8FF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.05

#04A8FF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #04A8FF

8.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##04A8FF	#FFFFFF	#000000	##000000
##04A8FF	1.00	2.61	8.05	8.05
#FFFFFF	2.61	1.00	21.00	21.00
#000000	8.05	21.00	1.00	1.00
##000000	8.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7EABFF

Deuteranopia (green-blind)

#5D97FD

Tritanopia (blue-blind)

#00BEC8

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #04a8ff;
/* rgb */ color: rgb(4, 168, 255);
/* oklch */ color: oklch(70.3% 0.169 243.0);

Tailwind

colors: {
  custom: {
    50: '#82c1ff',
    500: '#04a8ff',
    950: '#000000',
  },
}

SCSS

$custom: #04a8ff;
$custom-light: #82c1ff;
$custom-dark: #000000;

JSON

{
  "hex": "#04a8ff",
  "rgb": {
    "r": 4,
    "g": 168,
    "b": 255
  },
  "hsl": {
    "h": 200.797,
    "s": 100,
    "l": 50.784
  },
  "oklch": {
    "l": 0.70286,
    "c": 0.16935,
    "h": 243
  },
  "luminance": 0.35251
}

Semantic roles & 50–950 ramp

primary

#04A8FF

secondary

#E79E78

accent

#7329FF

background

#F9FBFF

surface

#F1F7FF

border

#CBD0D7

text

#0D1218

muted

#7E8186

Preview Lab

Preview with #04A8FF

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

Preview Lab → · Contrast checker → · Palette generator →