#4579DE#4579DE

#4579DE is a mid, vivid blue. Relative luminance 0.202; OKLCH L 59.2% C 0.164 H 262.1°. Best body text is #000000 at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#4579DE
RGB	rgb(69, 121, 222)
HSL	hsl(220, 70%, 57%)
HSV	hsv(220, 69%, 87%)
CMYK	cmyk(68.9%, 45.5%, 0%, 12.9%)
CIE-LAB	lab(52.08, 15.74, -56.72)
CIE-LCH	lch(52.08, 58.86, 285.51°)
OKLab	oklab(59.21% -0.0225 -0.1624)
OKLCH	oklch(59.21% 0.164 262.1)
XYZ	xyz(22.4717, 20.2116, 71.8100)
Luminance	0.2021 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4579DE #DEAA45

analogous

#45C5DE #4579DE #5E45DE

triadic

#4579DE #DE4579 #79DE45

tetradic

#4579DE #DE45C5 #DEAA45 #45DE5E

square

#4579DE #DE45C5 #DEAA45 #45DE5E

split-complementary

#4579DE #DE5E45 #C5DE45

monochromatic

#19418F #2359C3 #4579DE #799EE7 #ADC4F0

Accessibility & contrast

On white

4.16

#4579DE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.04

#4579DE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4579DE

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4579DE	#FFFFFF	#000000	##000000
##4579DE	1.00	4.16	5.04	5.04
#FFFFFF	4.16	1.00	21.00	21.00
#000000	5.04	21.00	1.00	1.00
##000000	5.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4684E2

Deuteranopia (green-blind)

#2776DC

Tritanopia (blue-blind)

#0091A1

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #4579de;
/* rgb */ color: rgb(69, 121, 222);
/* oklch */ color: oklch(59.2% 0.164 262.1);

Tailwind

colors: {
  custom: {
    50: '#899fe9',
    500: '#4579de',
    950: '#000000',
  },
}

SCSS

$custom: #4579de;
$custom-light: #899fe9;
$custom-dark: #000000;

JSON

{
  "hex": "#4579de",
  "rgb": {
    "r": 69,
    "g": 121,
    "b": 222
  },
  "hsl": {
    "h": 219.608,
    "s": 69.863,
    "l": 57.059
  },
  "oklch": {
    "l": 0.59205,
    "c": 0.16394,
    "h": 262.1
  },
  "luminance": 0.20214
}

Semantic roles & 50–950 ramp

primary

#4579DE

secondary

#DFC9A0

accent

#B03BED

background

#F9F9FE

surface

#F1F2FD

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4579DE

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

Preview Lab → · Contrast checker → · Palette generator →