#4D79DD#4D79DD

#4D79DD is a mid, vivid blue. Relative luminance 0.205; OKLCH L 59.5% C 0.160 H 264.2°. Best body text is #000000 at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#4D79DD
RGB	rgb(77, 121, 221)
HSL	hsl(222, 68%, 58%)
HSV	hsv(222, 65%, 87%)
CMYK	cmyk(65.2%, 45.2%, 0%, 13.3%)
CIE-LAB	lab(52.37, 16.65, -55.67)
CIE-LCH	lch(52.37, 58.11, 286.65°)
OKLab	oklab(59.5% -0.016 -0.1592)
OKLCH	oklch(59.5% 0.16 264.2)
XYZ	xyz(22.9445, 20.4708, 71.1347)
Luminance	0.2047 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D79DD #DDB14D

analogous

#4DC1DD #4D79DD #694DDD

triadic

#4D79DD #DD4D79 #79DD4D

tetradic

#4D79DD #DD4DC1 #DDB14D #4DDD69

square

#4D79DD #DD4DC1 #DDB14D #4DDD69

split-complementary

#4D79DD #DD694D #C1DD4D

monochromatic

#1C4193 #2657C7 #4D79DD #80A0E7 #B4C6F1

Accessibility & contrast

On white

4.12

#4D79DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.09

#4D79DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D79DD

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D79DD	#FFFFFF	#000000	##000000
##4D79DD	1.00	4.12	5.09	5.09
#FFFFFF	4.12	1.00	21.00	21.00
#000000	5.09	21.00	1.00	1.00
##000000	5.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4884E1

Deuteranopia (green-blind)

#2E77DB

Tritanopia (blue-blind)

#0090A0

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #4d79dd;
/* rgb */ color: rgb(77, 121, 221);
/* oklch */ color: oklch(59.5% 0.160 264.2);

Tailwind

colors: {
  custom: {
    50: '#8d9fe8',
    500: '#4d79dd',
    950: '#000000',
  },
}

SCSS

$custom: #4d79dd;
$custom-light: #8d9fe8;
$custom-dark: #000000;

JSON

{
  "hex": "#4d79dd",
  "rgb": {
    "r": 77,
    "g": 121,
    "b": 221
  },
  "hsl": {
    "h": 221.667,
    "s": 67.925,
    "l": 58.431
  },
  "oklch": {
    "l": 0.59504,
    "c": 0.15998,
    "h": 264.2
  },
  "luminance": 0.20473
}

Semantic roles & 50–950 ramp

primary

#4D79DD

secondary

#DFCEA6

accent

#B63DEB

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4D79DD

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

Preview Lab → · Contrast checker → · Palette generator →