#4B7BDF#4B7BDF

#4B7BDF is a mid, vivid blue. Relative luminance 0.210; OKLCH L 60.0% C 0.161 H 263.1°. Best body text is #000000 at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#4B7BDF
RGB	rgb(75, 123, 223)
HSL	hsl(221, 70%, 58%)
HSV	hsv(221, 66%, 87%)
CMYK	cmyk(66.4%, 44.8%, 0%, 12.5%)
CIE-LAB	lab(52.94, 15.79, -55.89)
CIE-LCH	lch(52.94, 58.07, 285.77°)
OKLab	oklab(59.96% -0.0193 -0.1598)
OKLCH	oklch(59.96% 0.161 263.1)
XYZ	xyz(23.2992, 20.9872, 72.6208)
Luminance	0.2099 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B7BDF #DFAF4B

analogous

#4BC5DF #4B7BDF #654BDF

triadic

#4B7BDF #DF4B7B #7BDF4B

tetradic

#4B7BDF #DF4BC5 #DFAF4B #4BDF65

square

#4B7BDF #DF4BC5 #DFAF4B #4BDF65

split-complementary

#4B7BDF #DF654B #C5DF4B

monochromatic

#1B4295 #2459C9 #4B7BDF #7FA1E8 #B3C7F1

Accessibility & contrast

On white

4.04

#4B7BDF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.20

#4B7BDF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B7BDF

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B7BDF	#FFFFFF	#000000	##000000
##4B7BDF	1.00	4.04	5.20	5.20
#FFFFFF	4.04	1.00	21.00	21.00
#000000	5.20	21.00	1.00	1.00
##000000	5.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A86E3

Deuteranopia (green-blind)

#2F78DD

Tritanopia (blue-blind)

#0092A2

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #4b7bdf;
/* rgb */ color: rgb(75, 123, 223);
/* oklch */ color: oklch(60.0% 0.161 263.1);

Tailwind

colors: {
  custom: {
    50: '#8ca0e9',
    500: '#4b7bdf',
    950: '#000000',
  },
}

SCSS

$custom: #4b7bdf;
$custom-light: #8ca0e9;
$custom-dark: #000000;

JSON

{
  "hex": "#4b7bdf",
  "rgb": {
    "r": 75,
    "g": 123,
    "b": 223
  },
  "hsl": {
    "h": 220.541,
    "s": 69.811,
    "l": 58.431
  },
  "oklch": {
    "l": 0.59955,
    "c": 0.16098,
    "h": 263.1
  },
  "luminance": 0.20989
}

Semantic roles & 50–950 ramp

primary

#4B7BDF

secondary

#E0CDA6

accent

#B33BED

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4B7BDF

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

Preview Lab → · Contrast checker → · Palette generator →