#4B83DF#4B83DF

#4B83DF is a mid, vivid blue. Relative luminance 0.231; OKLCH L 61.6% C 0.152 H 259.8°. Best body text is #000000 at 5.61:1 contrast (WCAG AA passes).

Color values

HEX	#4B83DF
RGB	rgb(75, 131, 223)
HSL	hsl(217, 70%, 58%)
HSV	hsv(217, 66%, 87%)
CMYK	cmyk(66.4%, 41.3%, 0%, 12.5%)
CIE-LAB	lab(55.13, 10.90, -52.38)
CIE-LCH	lch(55.13, 53.51, 281.75°)
OKLab	oklab(61.65% -0.0268 -0.1494)
OKLCH	oklch(61.65% 0.152 259.8)
XYZ	xyz(24.3325, 23.0538, 72.9652)
Luminance	0.2306 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B83DF #DFA74B

analogous

#4BCDDF #4B83DF #5D4BDF

triadic

#4B83DF #DF4B83 #83DF4B

tetradic

#4B83DF #DF4BCD #DFA74B #4BDF5D

square

#4B83DF #DF4BCD #DFA74B #4BDF5D

split-complementary

#4B83DF #DF5D4B #CDDF4B

monochromatic

#1B4995 #2462C9 #4B83DF #7FA7E8 #B3CBF1

Accessibility & contrast

On white

3.74

#4B83DF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.61

#4B83DF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B83DF

5.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B83DF	#FFFFFF	#000000	##000000
##4B83DF	1.00	3.74	5.61	5.61
#FFFFFF	3.74	1.00	21.00	21.00
#000000	5.61	21.00	1.00	1.00
##000000	5.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#588BE3

Deuteranopia (green-blind)

#417EDD

Tritanopia (blue-blind)

#0098A6

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #4b83df;
/* rgb */ color: rgb(75, 131, 223);
/* oklch */ color: oklch(61.6% 0.152 259.8);

Tailwind

colors: {
  custom: {
    50: '#8ca6e9',
    500: '#4b83df',
    950: '#000000',
  },
}

SCSS

$custom: #4b83df;
$custom-light: #8ca6e9;
$custom-dark: #000000;

JSON

{
  "hex": "#4b83df",
  "rgb": {
    "r": 75,
    "g": 131,
    "b": 223
  },
  "hsl": {
    "h": 217.297,
    "s": 69.811,
    "l": 58.431
  },
  "oklch": {
    "l": 0.61645,
    "c": 0.1518,
    "h": 259.8
  },
  "luminance": 0.23056
}

Semantic roles & 50–950 ramp

primary

#4B83DF

secondary

#E0CAA6

accent

#A93BED

background

#F9FAFE

surface

#F1F4FD

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4B83DF

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

Preview Lab → · Contrast checker → · Palette generator →