#4581E5#4581E5

#4581E5 is a mid, vivid blue. Relative luminance 0.226; OKLCH L 61.3% C 0.164 H 260.0°. Best body text is #000000 at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#4581E5
RGB	rgb(69, 129, 229)
HSL	hsl(218, 75%, 58%)
HSV	hsv(218, 70%, 90%)
CMYK	cmyk(69.9%, 43.7%, 0%, 10.2%)
CIE-LAB	lab(54.68, 13.31, -56.47)
CIE-LCH	lch(54.68, 58.02, 283.26°)
OKLab	oklab(61.34% -0.0284 -0.1615)
OKLCH	oklch(61.34% 0.164 260)
XYZ	xyz(24.4423, 22.6203, 77.1916)
Luminance	0.2262 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4581E5 #E5A945

analogous

#45D1E5 #4581E5 #5945E5

triadic

#4581E5 #E54581 #81E545

tetradic

#4581E5 #E545D1 #E5A945 #45E559

square

#4581E5 #E545D1 #E5A945 #45E559

split-complementary

#4581E5 #E55945 #D1E545

monochromatic

#16479A #1D60D0 #4581E5 #7BA5ED #B0CAF4

Accessibility & contrast

On white

3.80

#4581E5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.52

#4581E5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4581E5

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4581E5	#FFFFFF	#000000	##000000
##4581E5	1.00	3.80	5.52	5.52
#FFFFFF	3.80	1.00	21.00	21.00
#000000	5.52	21.00	1.00	1.00
##000000	5.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#508BE9

Deuteranopia (green-blind)

#327CE3

Tritanopia (blue-blind)

#0098A8

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #4581e5;
/* rgb */ color: rgb(69, 129, 229);
/* oklch */ color: oklch(61.3% 0.164 260.0);

Tailwind

colors: {
  custom: {
    50: '#8ba5ee',
    500: '#4581e5',
    950: '#000000',
  },
}

SCSS

$custom: #4581e5;
$custom-light: #8ba5ee;
$custom-dark: #000000;

JSON

{
  "hex": "#4581e5",
  "rgb": {
    "r": 69,
    "g": 129,
    "b": 229
  },
  "hsl": {
    "h": 217.5,
    "s": 75.472,
    "l": 58.431
  },
  "oklch": {
    "l": 0.61343,
    "c": 0.16402,
    "h": 260
  },
  "luminance": 0.22623
}

Semantic roles & 50–950 ramp

primary

#4581E5

secondary

#E3CBA3

accent

#AB36F2

background

#F9FAFE

surface

#F1F4FD

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4581E5

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

Preview Lab → · Contrast checker → · Palette generator →