#4D81E7#4D81E7

#4D81E7 is a mid, vivid blue. Relative luminance 0.230; OKLCH L 61.8% C 0.164 H 262.3°. Best body text is #000000 at 5.61:1 contrast (WCAG AA passes).

Color values

HEX	#4D81E7
RGB	rgb(77, 129, 231)
HSL	hsl(220, 76%, 60%)
HSV	hsv(220, 67%, 91%)
CMYK	cmyk(66.7%, 44.2%, 0%, 9.4%)
CIE-LAB	lab(55.12, 15.21, -56.87)
CIE-LCH	lch(55.12, 58.87, 284.98°)
OKLab	oklab(61.81% -0.0219 -0.1626)
OKLCH	oklch(61.81% 0.164 262.3)
XYZ	xyz(25.3295, 23.0453, 78.6991)
Luminance	0.2305 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D81E7 #E7B34D

analogous

#4DCEE7 #4D81E7 #664DE7

triadic

#4D81E7 #E74D81 #81E74D

tetradic

#4D81E7 #E74DCE #E7B34D #4DE766

square

#4D81E7 #E74DCE #E7B34D #4DE766

split-complementary

#4D81E7 #E7664D #CEE74D

monochromatic

#1646A4 #1D5DD9 #4D81E7 #83A7EE #B9CDF6

Accessibility & contrast

On white

3.74

#4D81E7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.61

#4D81E7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D81E7

5.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D81E7	#FFFFFF	#000000	##000000
##4D81E7	1.00	3.74	5.61	5.61
#FFFFFF	3.74	1.00	21.00	21.00
#000000	5.61	21.00	1.00	1.00
##000000	5.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F8CEB

Deuteranopia (green-blind)

#347DE5

Tritanopia (blue-blind)

#0099A9

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #4d81e7;
/* rgb */ color: rgb(77, 129, 231);
/* oklch */ color: oklch(61.8% 0.164 262.3);

Tailwind

colors: {
  custom: {
    50: '#8ea5ef',
    500: '#4d81e7',
    950: '#000000',
  },
}

SCSS

$custom: #4d81e7;
$custom-light: #8ea5ef;
$custom-dark: #000000;

JSON

{
  "hex": "#4d81e7",
  "rgb": {
    "r": 77,
    "g": 129,
    "b": 231
  },
  "hsl": {
    "h": 219.74,
    "s": 76.238,
    "l": 60.392
  },
  "oklch": {
    "l": 0.61809,
    "c": 0.16405,
    "h": 262.3
  },
  "luminance": 0.23048
}

Semantic roles & 50–950 ramp

primary

#4D81E7

secondary

#E5D1AA

accent

#940DD8

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F16

muted

#7E7F84

Preview Lab

Preview with #4D81E7

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

Preview Lab → · Contrast checker → · Palette generator →