#4582DD#4582DD

#4582DD is a mid, vivid blue. Relative luminance 0.225; OKLCH L 61.1% C 0.152 H 258.3°. Best body text is #000000 at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#4582DD
RGB	rgb(69, 130, 221)
HSL	hsl(216, 69%, 57%)
HSV	hsv(216, 69%, 87%)
CMYK	cmyk(68.8%, 41.2%, 0%, 13.3%)
CIE-LAB	lab(54.50, 9.87, -52.28)
CIE-LCH	lch(54.50, 53.20, 280.69°)
OKLab	oklab(61.06% -0.0309 -0.1492)
OKLCH	oklch(61.06% 0.152 258.3)
XYZ	xyz(23.4833, 22.4485, 71.4880)
Luminance	0.2245 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4582DD #DDA045

analogous

#45CEDD #4582DD #5445DD

triadic

#4582DD #DD4582 #82DD45

tetradic

#4582DD #DD45CE #DDA045 #45DD54

square

#4582DD #DD45CE #DDA045 #45DD54

split-complementary

#4582DD #DD5445 #CEDD45

monochromatic

#1A488E #2363C1 #4582DD #79A5E6 #ACC8F0

Accessibility & contrast

On white

3.82

#4582DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.49

#4582DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4582DD

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4582DD	#FFFFFF	#000000	##000000
##4582DD	1.00	3.82	5.49	5.49
#FFFFFF	3.82	1.00	21.00	21.00
#000000	5.49	21.00	1.00	1.00
##000000	5.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#578AE1

Deuteranopia (green-blind)

#3F7CDB

Tritanopia (blue-blind)

#0097A5

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #4582dd;
/* rgb */ color: rgb(69, 130, 221);
/* oklch */ color: oklch(61.1% 0.152 258.3);

Tailwind

colors: {
  custom: {
    50: '#89a5e8',
    500: '#4582dd',
    950: '#000000',
  },
}

SCSS

$custom: #4582dd;
$custom-light: #89a5e8;
$custom-dark: #000000;

JSON

{
  "hex": "#4582dd",
  "rgb": {
    "r": 69,
    "g": 130,
    "b": 221
  },
  "hsl": {
    "h": 215.921,
    "s": 69.091,
    "l": 56.863
  },
  "oklch": {
    "l": 0.61057,
    "c": 0.15236,
    "h": 258.3
  },
  "luminance": 0.22451
}

Semantic roles & 50–950 ramp

primary

#4582DD

secondary

#DEC5A0

accent

#A53CEC

background

#F9FAFE

surface

#F1F4FD

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4582DD

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

Preview Lab → · Contrast checker → · Palette generator →