#4D81DA#4D81DA

#4D81DA is a mid, vivid blue. Relative luminance 0.223; OKLCH L 61.0% C 0.147 H 260.5°. Best body text is #000000 at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#4D81DA
RGB	rgb(77, 129, 218)
HSL	hsl(218, 66%, 58%)
HSV	hsv(218, 65%, 85%)
CMYK	cmyk(64.7%, 40.8%, 0%, 14.5%)
CIE-LAB	lab(54.38, 10.71, -50.76)
CIE-LCH	lch(54.38, 51.87, 281.92°)
OKLab	oklab(61% -0.0243 -0.1446)
OKLCH	oklch(61% 0.147 260.5)
XYZ	xyz(23.5612, 22.3380, 69.3861)
Luminance	0.2234 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D81DA #DAA64D

analogous

#4DC8DA #4D81DA #5F4DDA

triadic

#4D81DA #DA4D81 #81DA4D

tetradic

#4D81DA #DA4DC8 #DAA64D #4DDA5F

square

#4D81DA #DA4DC8 #DAA64D #4DDA5F

split-complementary

#4D81DA #DA5F4D #C8DA4D

monochromatic

#1E478F #2861C2 #4D81DA #80A5E5 #B2C9EF

Accessibility & contrast

On white

3.84

#4D81DA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.47

#4D81DA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D81DA

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D81DA	#FFFFFF	#000000	##000000
##4D81DA	1.00	3.84	5.47	5.47
#FFFFFF	3.84	1.00	21.00	21.00
#000000	5.47	21.00	1.00	1.00
##000000	5.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5889DD

Deuteranopia (green-blind)

#437CD8

Tritanopia (blue-blind)

#0095A3

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #4d81da;
/* rgb */ color: rgb(77, 129, 218);
/* oklch */ color: oklch(61.0% 0.147 260.5);

Tailwind

colors: {
  custom: {
    50: '#8ca5e6',
    500: '#4d81da',
    950: '#000000',
  },
}

SCSS

$custom: #4d81da;
$custom-light: #8ca5e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4d81da",
  "rgb": {
    "r": 77,
    "g": 129,
    "b": 218
  },
  "hsl": {
    "h": 217.872,
    "s": 65.581,
    "l": 57.843
  },
  "oklch": {
    "l": 0.61004,
    "c": 0.14666,
    "h": 260.5
  },
  "luminance": 0.2234
}

Semantic roles & 50–950 ramp

primary

#4D81DA

secondary

#DEC9A5

accent

#AA3FE9

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4D81DA

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

Preview Lab → · Contrast checker → · Palette generator →