#4583E8#4583E8

#4583E8 is a mid, vivid blue. Relative luminance 0.233; OKLCH L 62.0% C 0.166 H 259.7°. Best body text is #000000 at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#4583E8
RGB	rgb(69, 131, 232)
HSL	hsl(217, 78%, 59%)
HSV	hsv(217, 70%, 91%)
CMYK	cmyk(70.3%, 43.5%, 0%, 9%)
CIE-LAB	lab(55.40, 13.15, -56.99)
CIE-LCH	lch(55.40, 58.49, 282.99°)
OKLab	oklab(61.96% -0.0296 -0.163)
OKLCH	oklch(61.96% 0.166 259.7)
XYZ	xyz(25.1308, 23.3213, 79.5053)
Luminance	0.2332 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4583E8 #E8AA45

analogous

#45D4E8 #4583E8 #5945E8

triadic

#4583E8 #E84583 #83E845

tetradic

#4583E8 #E845D4 #E8AA45 #45E859

square

#4583E8 #E845D4 #E8AA45 #45E859

split-complementary

#4583E8 #E85945 #D4E845

monochromatic

#14499F #1A62D5 #4583E8 #7BA7EF #B2CCF5

Accessibility & contrast

On white

3.71

#4583E8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.66

#4583E8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4583E8

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4583E8	#FFFFFF	#000000	##000000
##4583E8	1.00	3.71	5.66	5.66
#FFFFFF	3.71	1.00	21.00	21.00
#000000	5.66	21.00	1.00	1.00
##000000	5.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#518DEC

Deuteranopia (green-blind)

#337EE6

Tritanopia (blue-blind)

#009BAA

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #4583e8;
/* rgb */ color: rgb(69, 131, 232);
/* oklch */ color: oklch(62.0% 0.166 259.7);

Tailwind

colors: {
  custom: {
    50: '#8ba6f0',
    500: '#4583e8',
    950: '#000000',
  },
}

SCSS

$custom: #4583e8;
$custom-light: #8ba6f0;
$custom-dark: #000000;

JSON

{
  "hex": "#4583e8",
  "rgb": {
    "r": 69,
    "g": 131,
    "b": 232
  },
  "hsl": {
    "h": 217.178,
    "s": 77.99,
    "l": 59.02
  },
  "oklch": {
    "l": 0.61957,
    "c": 0.16571,
    "h": 259.7
  },
  "luminance": 0.23324
}

Semantic roles & 50–950 ramp

primary

#4583E8

secondary

#E4CCA4

accent

#AB33F4

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4583E8

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

Preview Lab → · Contrast checker → · Palette generator →