#4B7BF0#4B7BF0

#4B7BF0 is a mid, vivid blue. Relative luminance 0.220; OKLCH L 61.1% C 0.184 H 264.7°. Best body text is #000000 at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#4B7BF0
RGB	rgb(75, 123, 240)
HSL	hsl(223, 85%, 62%)
HSV	hsv(223, 69%, 94%)
CMYK	cmyk(68.7%, 48.7%, 0%, 5.9%)
CIE-LAB	lab(53.97, 21.74, -63.73)
CIE-LCH	lch(53.97, 67.33, 288.84°)
OKLab	oklab(61.08% -0.0169 -0.1829)
OKLCH	oklch(61.08% 0.184 264.7)
XYZ	xyz(25.7073, 21.9504, 85.3032)
Luminance	0.2195 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B7BF0 #F0C04B

analogous

#4BCEF0 #4B7BF0 #6E4BF0

triadic

#4B7BF0 #F04B7B #7BF04B

tetradic

#4B7BF0 #F04BCE #F0C04B #4BF06E

square

#4B7BF0 #F04BCE #F0C04B #4BF06E

split-complementary

#4B7BF0 #F06E4B #CEF04B

monochromatic

#0F3EB2 #1452EA #4B7BF0 #83A4F5 #BCCEF9

Accessibility & contrast

On white

3.90

#4B7BF0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.39

#4B7BF0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B7BF0

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B7BF0	#FFFFFF	#000000	##000000
##4B7BF0	1.00	3.90	5.39	5.39
#FFFFFF	3.90	1.00	21.00	21.00
#000000	5.39	21.00	1.00	1.00
##000000	5.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3989F4

Deuteranopia (green-blind)

#007AEE

Tritanopia (blue-blind)

#0097AA

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #4b7bf0;
/* rgb */ color: rgb(75, 123, 240);
/* oklch */ color: oklch(61.1% 0.184 264.7);

Tailwind

colors: {
  custom: {
    50: '#8fa0f6',
    500: '#4b7bf0',
    950: '#000000',
  },
}

SCSS

$custom: #4b7bf0;
$custom-light: #8fa0f6;
$custom-dark: #000000;

JSON

{
  "hex": "#4b7bf0",
  "rgb": {
    "r": 75,
    "g": 123,
    "b": 240
  },
  "hsl": {
    "h": 222.545,
    "s": 84.615,
    "l": 61.765
  },
  "oklch": {
    "l": 0.61084,
    "c": 0.18366,
    "h": 264.7
  },
  "luminance": 0.21953
}

Semantic roles & 50–950 ramp

primary

#4B7BF0

secondary

#EAD8AD

accent

#A104E1

background

#F9F9FF

surface

#F2F2FE

border

#CCCCD6

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #4B7BF0

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

Preview Lab → · Contrast checker → · Palette generator →