#4478FC#4478FC

#4478FC is a mid, highly saturated blue. Relative luminance 0.217; OKLCH L 61.0% C 0.205 H 264.7°. Best body text is #000000 at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#4478FC
RGB	rgb(68, 120, 252)
HSL	hsl(223, 97%, 63%)
HSV	hsv(223, 73%, 99%)
CMYK	cmyk(73%, 52.4%, 0%, 1.2%)
CIE-LAB	lab(53.69, 26.91, -70.85)
CIE-LCH	lch(53.69, 75.79, 290.80°)
OKLab	oklab(61.04% -0.0187 -0.204)
OKLCH	oklch(61.04% 0.205 264.7)
XYZ	xyz(26.6648, 21.6873, 94.8573)
Luminance	0.2169 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4478FC #FCC844

analogous

#44D4FC #4478FC #6C44FC

triadic

#4478FC #FC4478 #78FC44

tetradic

#4478FC #FC44D4 #FCC844 #44FC6C

square

#4478FC #FC44D4 #FCC844 #44FC6C

split-complementary

#4478FC #FC6C44 #D4FC44

monochromatic

#0339C2 #084DFB #4478FC #80A3FD #BCCFFE

Accessibility & contrast

On white

3.93

#4478FC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.34

#4478FC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4478FC

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4478FC	#FFFFFF	#000000	##000000
##4478FC	1.00	3.93	5.34	5.34
#FFFFFF	3.93	1.00	21.00	21.00
#000000	5.34	21.00	1.00	1.00
##000000	5.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#1489FF

Deuteranopia (green-blind)

#0078F9

Tritanopia (blue-blind)

#0098AE

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #4478fc;
/* rgb */ color: rgb(68, 120, 252);
/* oklch */ color: oklch(61.0% 0.205 264.7);

Tailwind

colors: {
  custom: {
    50: '#8f9efe',
    500: '#4478fc',
    950: '#000000',
  },
}

SCSS

$custom: #4478fc;
$custom-light: #8f9efe;
$custom-dark: #000000;

JSON

{
  "hex": "#4478fc",
  "rgb": {
    "r": 68,
    "g": 120,
    "b": 252
  },
  "hsl": {
    "h": 223.043,
    "s": 96.842,
    "l": 62.745
  },
  "oklch": {
    "l": 0.61042,
    "c": 0.20488,
    "h": 264.7
  },
  "luminance": 0.2169
}

Semantic roles & 50–950 ramp

primary

#4478FC

secondary

#EFDCAD

accent

#A500E6

background

#F9F9FF

surface

#F2F2FF

border

#CCCCD7

text

#0E0E18

muted

#7E7E86

Preview Lab

Preview with #4478FC

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

Preview Lab → · Contrast checker → · Palette generator →