#4C81D7#4C81D7

#4C81D7 is a mid, vivid blue. Relative luminance 0.221; OKLCH L 60.8% C 0.143 H 259.6°. Best body text is #000000 at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#4C81D7
RGB	rgb(76, 129, 215)
HSL	hsl(217, 63%, 57%)
HSV	hsv(217, 65%, 84%)
CMYK	cmyk(64.7%, 40%, 0%, 15.7%)
CIE-LAB	lab(54.18, 9.51, -49.40)
CIE-LCH	lch(54.18, 50.31, 280.90°)
OKLab	oklab(60.78% -0.0257 -0.1407)
OKLCH	oklch(60.78% 0.143 259.6)
XYZ	xyz(23.0921, 22.1411, 67.3335)
Luminance	0.2214 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C81D7 #D7A24C

analogous

#4CC7D7 #4C81D7 #5D4CD7

triadic

#4C81D7 #D74C81 #81D74C

tetradic

#4C81D7 #D74CC7 #D7A24C #4CD75D

square

#4C81D7 #D74CC7 #D7A24C #4CD75D

split-complementary

#4C81D7 #D75D4C #C7D74C

monochromatic

#1F488A #2A62BC #4C81D7 #7EA4E2 #B0C7ED

Accessibility & contrast

On white

3.87

#4C81D7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.43

#4C81D7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C81D7

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C81D7	#FFFFFF	#000000	##000000
##4C81D7	1.00	3.87	5.43	5.43
#FFFFFF	3.87	1.00	21.00	21.00
#000000	5.43	21.00	1.00	1.00
##000000	5.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A89DA

Deuteranopia (green-blind)

#467CD5

Tritanopia (blue-blind)

#0095A1

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #4c81d7;
/* rgb */ color: rgb(76, 129, 215);
/* oklch */ color: oklch(60.8% 0.143 259.6);

Tailwind

colors: {
  custom: {
    50: '#8ba5e4',
    500: '#4c81d7',
    950: '#000000',
  },
}

SCSS

$custom: #4c81d7;
$custom-light: #8ba5e4;
$custom-dark: #000000;

JSON

{
  "hex": "#4c81d7",
  "rgb": {
    "r": 76,
    "g": 129,
    "b": 215
  },
  "hsl": {
    "h": 217.122,
    "s": 63.47,
    "l": 57.059
  },
  "oklch": {
    "l": 0.60778,
    "c": 0.14301,
    "h": 259.6
  },
  "luminance": 0.22143
}

Semantic roles & 50–950 ramp

primary

#4C81D7

secondary

#DCC6A3

accent

#A841E6

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D0F15

muted

#7E7F84

Preview Lab

Preview with #4C81D7

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

Preview Lab → · Contrast checker → · Palette generator →