#4D81D5#4D81D5

#4D81D5 is a mid, vivid blue. Relative luminance 0.221; OKLCH L 60.7% C 0.140 H 259.6°. Best body text is #000000 at 5.42:1 contrast (WCAG AA passes).

Color values

HEX	#4D81D5
RGB	rgb(77, 129, 213)
HSL	hsl(217, 62%, 57%)
HSV	hsv(217, 64%, 84%)
CMYK	cmyk(63.8%, 39.4%, 0%, 16.5%)
CIE-LAB	lab(54.11, 8.99, -48.37)
CIE-LCH	lch(54.11, 49.20, 280.53°)
OKLab	oklab(60.71% -0.0254 -0.1376)
OKLCH	oklch(60.71% 0.14 259.6)
XYZ	xyz(22.9168, 22.0802, 65.9921)
Luminance	0.2208 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D81D5 #D5A14D

analogous

#4DC5D5 #4D81D5 #5D4DD5

triadic

#4D81D5 #D54D81 #81D54D

tetradic

#4D81D5 #D54DC5 #D5A14D #4DD55D

square

#4D81D5 #D54DC5 #D5A14D #4DD55D

split-complementary

#4D81D5 #D55D4D #C5D54D

monochromatic

#204888 #2C62B9 #4D81D5 #7FA4E1 #B0C7EC

Accessibility & contrast

On white

3.88

#4D81D5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.42

#4D81D5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D81D5

5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D81D5	#FFFFFF	#000000	##000000
##4D81D5	1.00	3.88	5.42	5.42
#FFFFFF	3.88	1.00	21.00	21.00
#000000	5.42	21.00	1.00	1.00
##000000	5.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C88D8

Deuteranopia (green-blind)

#487CD3

Tritanopia (blue-blind)

#0094A1

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #4d81d5;
/* rgb */ color: rgb(77, 129, 213);
/* oklch */ color: oklch(60.7% 0.140 259.6);

Tailwind

colors: {
  custom: {
    50: '#8ba5e2',
    500: '#4d81d5',
    950: '#000000',
  },
}

SCSS

$custom: #4d81d5;
$custom-light: #8ba5e2;
$custom-dark: #000000;

JSON

{
  "hex": "#4d81d5",
  "rgb": {
    "r": 77,
    "g": 129,
    "b": 213
  },
  "hsl": {
    "h": 217.059,
    "s": 61.818,
    "l": 56.863
  },
  "oklch": {
    "l": 0.60705,
    "c": 0.13996,
    "h": 259.6
  },
  "luminance": 0.22082
}

Semantic roles & 50–950 ramp

primary

#4D81D5

secondary

#DBC5A3

accent

#A743E5

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D0F15

muted

#7E7F83

Preview Lab

Preview with #4D81D5

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

Preview Lab → · Contrast checker → · Palette generator →