#4A78DF#4A78DF

#4A78DF is a mid, vivid blue. Relative luminance 0.202; OKLCH L 59.3% C 0.165 H 264.0°. Best body text is #000000 at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#4A78DF
RGB	rgb(74, 120, 223)
HSL	hsl(221, 70%, 58%)
HSV	hsv(221, 67%, 87%)
CMYK	cmyk(66.8%, 46.2%, 0%, 12.5%)
CIE-LAB	lab(52.08, 17.48, -57.26)
CIE-LCH	lch(52.08, 59.87, 286.97°)
OKLab	oklab(59.29% -0.0173 -0.1639)
OKLCH	oklch(59.29% 0.165 264)
XYZ	xyz(22.8551, 20.2143, 72.4950)
Luminance	0.2022 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A78DF #DFB14A

analogous

#4AC2DF #4A78DF #674ADF

triadic

#4A78DF #DF4A78 #78DF4A

tetradic

#4A78DF #DF4AC2 #DFB14A #4ADF67

square

#4A78DF #DF4AC2 #DFB14A #4ADF67

split-complementary

#4A78DF #DF674A #C2DF4A

monochromatic

#1A4094 #2356C8 #4A78DF #7E9FE8 #B2C6F1

Accessibility & contrast

On white

4.16

#4A78DF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.04

#4A78DF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4A78DF

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A78DF	#FFFFFF	#000000	##000000
##4A78DF	1.00	4.16	5.04	5.04
#FFFFFF	4.16	1.00	21.00	21.00
#000000	5.04	21.00	1.00	1.00
##000000	5.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4383E3

Deuteranopia (green-blind)

#2576DD

Tritanopia (blue-blind)

#0090A1

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #4a78df;
/* rgb */ color: rgb(74, 120, 223);
/* oklch */ color: oklch(59.3% 0.165 264.0);

Tailwind

colors: {
  custom: {
    50: '#8c9ee9',
    500: '#4a78df',
    950: '#000000',
  },
}

SCSS

$custom: #4a78df;
$custom-light: #8c9ee9;
$custom-dark: #000000;

JSON

{
  "hex": "#4a78df",
  "rgb": {
    "r": 74,
    "g": 120,
    "b": 223
  },
  "hsl": {
    "h": 221.477,
    "s": 69.953,
    "l": 58.235
  },
  "oklch": {
    "l": 0.59285,
    "c": 0.16484,
    "h": 264
  },
  "luminance": 0.20217
}

Semantic roles & 50–950 ramp

primary

#4A78DF

secondary

#E0CEA5

accent

#B63BED

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4A78DF

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

Preview Lab → · Contrast checker → · Palette generator →