#4C81DC#4C81DC

#4C81DC is a mid, vivid blue. Relative luminance 0.224; OKLCH L 61.1% C 0.150 H 260.5°. Best body text is #000000 at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#4C81DC
RGB	rgb(76, 129, 220)
HSL	hsl(218, 67%, 58%)
HSV	hsv(218, 65%, 86%)
CMYK	cmyk(65.5%, 41.4%, 0%, 13.7%)
CIE-LAB	lab(54.45, 11.24, -51.78)
CIE-LCH	lch(54.45, 52.98, 282.24°)
OKLab	oklab(61.08% -0.0247 -0.1476)
OKLCH	oklch(61.08% 0.15 260.5)
XYZ	xyz(23.7444, 22.4020, 70.7690)
Luminance	0.2240 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C81DC #DCA74C

analogous

#4CC9DC #4C81DC #5F4CDC

triadic

#4C81DC #DC4C81 #81DC4C

tetradic

#4C81DC #DC4CC9 #DCA74C #4CDC5F

square

#4C81DC #DC4CC9 #DCA74C #4CDC5F

split-complementary

#4C81DC #DC5F4C #C9DC4C

monochromatic

#1C4791 #2661C4 #4C81DC #7FA5E6 #B2C9F0

Accessibility & contrast

On white

3.83

#4C81DC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.48

#4C81DC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C81DC

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C81DC	#FFFFFF	#000000	##000000
##4C81DC	1.00	3.83	5.48	5.48
#FFFFFF	3.83	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)

#5789E0

Deuteranopia (green-blind)

#417CDA

Tritanopia (blue-blind)

#0096A4

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #4c81dc;
/* rgb */ color: rgb(76, 129, 220);
/* oklch */ color: oklch(61.1% 0.150 260.5);

Tailwind

colors: {
  custom: {
    50: '#8ca5e7',
    500: '#4c81dc',
    950: '#000000',
  },
}

SCSS

$custom: #4c81dc;
$custom-light: #8ca5e7;
$custom-dark: #000000;

JSON

{
  "hex": "#4c81dc",
  "rgb": {
    "r": 76,
    "g": 129,
    "b": 220
  },
  "hsl": {
    "h": 217.917,
    "s": 67.29,
    "l": 58.039
  },
  "oklch": {
    "l": 0.6108,
    "c": 0.1497,
    "h": 260.5
  },
  "luminance": 0.22404
}

Semantic roles & 50–950 ramp

primary

#4C81DC

secondary

#DFC9A5

accent

#AB3EEA

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4C81DC

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

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