#4A81DD#4A81DD

#4A81DD is a mid, vivid blue. Relative luminance 0.224; OKLCH L 61.1% C 0.152 H 260.1°. Best body text is #000000 at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#4A81DD
RGB	rgb(74, 129, 221)
HSL	hsl(218, 68%, 58%)
HSV	hsv(218, 67%, 87%)
CMYK	cmyk(66.5%, 41.6%, 0%, 13.3%)
CIE-LAB	lab(54.42, 11.26, -52.39)
CIE-LCH	lch(54.42, 53.58, 282.13°)
OKLab	oklab(61.05% -0.0261 -0.1495)
OKLCH	oklch(61.05% 0.152 260.1)
XYZ	xyz(23.7208, 22.3745, 71.4612)
Luminance	0.2238 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A81DD #DDA64A

analogous

#4ACADD #4A81DD #5C4ADD

triadic

#4A81DD #DD4A81 #81DD4A

tetradic

#4A81DD #DD4ACA #DDA64A #4ADD5C

square

#4A81DD #DD4ACA #DDA64A #4ADD5C

split-complementary

#4A81DD #DD5C4A #CADD4A

monochromatic

#1B4791 #2561C5 #4A81DD #7EA5E7 #B1C9F0

Accessibility & contrast

On white

3.84

#4A81DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.48

#4A81DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4A81DD

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A81DD	#FFFFFF	#000000	##000000
##4A81DD	1.00	3.84	5.48	5.48
#FFFFFF	3.84	1.00	21.00	21.00
#000000	5.48	21.00	1.00	1.00
##000000	5.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#568AE1

Deuteranopia (green-blind)

#3F7CDB

Tritanopia (blue-blind)

#0096A4

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #4a81dd;
/* rgb */ color: rgb(74, 129, 221);
/* oklch */ color: oklch(61.1% 0.152 260.1);

Tailwind

colors: {
  custom: {
    50: '#8ba5e8',
    500: '#4a81dd',
    950: '#000000',
  },
}

SCSS

$custom: #4a81dd;
$custom-light: #8ba5e8;
$custom-dark: #000000;

JSON

{
  "hex": "#4a81dd",
  "rgb": {
    "r": 74,
    "g": 129,
    "b": 221
  },
  "hsl": {
    "h": 217.551,
    "s": 68.372,
    "l": 57.843
  },
  "oklch": {
    "l": 0.61052,
    "c": 0.15174,
    "h": 260.1
  },
  "luminance": 0.22377
}

Semantic roles & 50–950 ramp

primary

#4A81DD

secondary

#DFC9A4

accent

#AA3DEB

background

#F9FAFE

surface

#F1F4FD

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4A81DD

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

Preview Lab → · Contrast checker → · Palette generator →