#4C81D0#4C81D0

#4C81D0 is a mid, vivid blue. Relative luminance 0.218; OKLCH L 60.4% C 0.134 H 258.2°. Best body text is #000000 at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#4C81D0
RGB	rgb(76, 129, 208)
HSL	hsl(216, 58%, 56%)
HSV	hsv(216, 63%, 82%)
CMYK	cmyk(63.5%, 38%, 0%, 18.4%)
CIE-LAB	lab(53.80, 7.11, -46.04)
CIE-LCH	lch(53.80, 46.59, 278.77°)
OKLab	oklab(60.37% -0.0273 -0.1308)
OKLCH	oklch(60.37% 0.134 258.2)
XYZ	xyz(22.2119, 21.7890, 62.6974)
Luminance	0.2179 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C81D0 #D09B4C

analogous

#4CC3D0 #4C81D0 #594CD0

triadic

#4C81D0 #D04C81 #81D04C

tetradic

#4C81D0 #D04CC3 #D09B4C #4CD059

square

#4C81D0 #D04CC3 #D09B4C #4CD059

split-complementary

#4C81D0 #D0594C #C3D04C

monochromatic

#224880 #2E63B0 #4C81D0 #7CA3DD #ADC5E9

Accessibility & contrast

On white

3.92

#4C81D0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.36

#4C81D0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C81D0

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C81D0	#FFFFFF	#000000	##000000
##4C81D0	1.00	3.92	5.36	5.36
#FFFFFF	3.92	1.00	21.00	21.00
#000000	5.36	21.00	1.00	1.00
##000000	5.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E87D3

Deuteranopia (green-blind)

#4C7BCE

Tritanopia (blue-blind)

#00939E

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #4c81d0;
/* rgb */ color: rgb(76, 129, 208);
/* oklch */ color: oklch(60.4% 0.134 258.2);

Tailwind

colors: {
  custom: {
    50: '#8aa5df',
    500: '#4c81d0',
    950: '#000000',
  },
}

SCSS

$custom: #4c81d0;
$custom-light: #8aa5df;
$custom-dark: #000000;

JSON

{
  "hex": "#4c81d0",
  "rgb": {
    "r": 76,
    "g": 129,
    "b": 208
  },
  "hsl": {
    "h": 215.909,
    "s": 58.407,
    "l": 55.686
  },
  "oklch": {
    "l": 0.60366,
    "c": 0.13364,
    "h": 258.2
  },
  "luminance": 0.21791
}

Semantic roles & 50–950 ramp

primary

#4C81D0

secondary

#D7C1A0

accent

#A346E2

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D0F15

muted

#7E7F83

Preview Lab

Preview with #4C81D0

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

Preview Lab → · Contrast checker → · Palette generator →