#4C81E9#4C81E9

#4C81E9 is a mid, vivid blue. Relative luminance 0.231; OKLCH L 61.9% C 0.167 H 262.3°. Best body text is #000000 at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#4C81E9
RGB	rgb(76, 129, 233)
HSL	hsl(220, 78%, 61%)
HSV	hsv(220, 67%, 91%)
CMYK	cmyk(67.4%, 44.6%, 0%, 8.6%)
CIE-LAB	lab(55.19, 15.75, -57.87)
CIE-LCH	lch(55.19, 59.97, 285.23°)
OKLab	oklab(61.89% -0.0224 -0.1655)
OKLCH	oklch(61.89% 0.167 262.3)
XYZ	xyz(25.5335, 23.1176, 80.1915)
Luminance	0.2312 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C81E9 #E9B44C

analogous

#4CCFE9 #4C81E9 #654CE9

triadic

#4C81E9 #E94C81 #81E94C

tetradic

#4C81E9 #E94CCF #E9B44C #4CE965

square

#4C81E9 #E94CCF #E9B44C #4CE965

split-complementary

#4C81E9 #E9654C #CFE94C

monochromatic

#1446A6 #1B5CDD #4C81E9 #83A7F0 #B9CEF6

Accessibility & contrast

On white

3.73

#4C81E9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.62

#4C81E9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C81E9

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C81E9	#FFFFFF	#000000	##000000
##4C81E9	1.00	3.73	5.62	5.62
#FFFFFF	3.73	1.00	21.00	21.00
#000000	5.62	21.00	1.00	1.00
##000000	5.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D8CED

Deuteranopia (green-blind)

#307DE7

Tritanopia (blue-blind)

#0099AA

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #4c81e9;
/* rgb */ color: rgb(76, 129, 233);
/* oklch */ color: oklch(61.9% 0.167 262.3);

Tailwind

colors: {
  custom: {
    50: '#8ea5f1',
    500: '#4c81e9',
    950: '#000000',
  },
}

SCSS

$custom: #4c81e9;
$custom-light: #8ea5f1;
$custom-dark: #000000;

JSON

{
  "hex": "#4c81e9",
  "rgb": {
    "r": 76,
    "g": 129,
    "b": 233
  },
  "hsl": {
    "h": 219.745,
    "s": 78.109,
    "l": 60.588
  },
  "oklch": {
    "l": 0.61892,
    "c": 0.16703,
    "h": 262.3
  },
  "luminance": 0.2312
}

Semantic roles & 50–950 ramp

primary

#4C81E9

secondary

#E6D2AB

accent

#940BDA

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #4C81E9

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

Preview Lab → · Contrast checker → · Palette generator →