#4A81EF#4A81EF

#4A81EF is a light, vivid blue. Relative luminance 0.234; OKLCH L 62.2% C 0.176 H 262.5°. Best body text is #000000 at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#4A81EF
RGB	rgb(74, 129, 239)
HSL	hsl(220, 84%, 61%)
HSV	hsv(220, 69%, 94%)
CMYK	cmyk(69%, 46%, 0%, 6.3%)
CIE-LAB	lab(55.47, 17.56, -60.77)
CIE-LCH	lch(55.47, 63.26, 286.11°)
OKLab	oklab(62.2% -0.023 -0.1741)
OKLCH	oklch(62.2% 0.176 262.5)
XYZ	xyz(26.2488, 23.3856, 84.7752)
Luminance	0.2339 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A81EF #EFB84A

analogous

#4AD4EF #4A81EF #664AEF

triadic

#4A81EF #EF4A81 #81EF4A

tetradic

#4A81EF #EF4AD4 #EFB84A #4AEF66

square

#4A81EF #EF4AD4 #EFB84A #4AEF66

split-complementary

#4A81EF #EF664A #D4EF4A

monochromatic

#0F45AF #145BE7 #4A81EF #82A8F4 #BACFF9

Accessibility & contrast

On white

3.70

#4A81EF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.68

#4A81EF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4A81EF

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A81EF	#FFFFFF	#000000	##000000
##4A81EF	1.00	3.70	5.68	5.68
#FFFFFF	3.70	1.00	21.00	21.00
#000000	5.68	21.00	1.00	1.00
##000000	5.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#488DF3

Deuteranopia (green-blind)

#247EED

Tritanopia (blue-blind)

#009BAC

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #4a81ef;
/* rgb */ color: rgb(74, 129, 239);
/* oklch */ color: oklch(62.2% 0.176 262.5);

Tailwind

colors: {
  custom: {
    50: '#8ea5f5',
    500: '#4a81ef',
    950: '#000000',
  },
}

SCSS

$custom: #4a81ef;
$custom-light: #8ea5f5;
$custom-dark: #000000;

JSON

{
  "hex": "#4a81ef",
  "rgb": {
    "r": 74,
    "g": 129,
    "b": 239
  },
  "hsl": {
    "h": 220,
    "s": 83.756,
    "l": 61.373
  },
  "oklch": {
    "l": 0.62195,
    "c": 0.17562,
    "h": 262.5
  },
  "luminance": 0.23388
}

Semantic roles & 50–950 ramp

primary

#4A81EF

secondary

#E9D5AC

accent

#9705E0

background

#F9FAFF

surface

#F2F4FE

border

#CCCED6

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #4A81EF

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

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