#4B83E3#4B83E3

#4B83E3 is a mid, vivid blue. Relative luminance 0.233; OKLCH L 61.9% C 0.157 H 260.4°. Best body text is #000000 at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#4B83E3
RGB	rgb(75, 131, 227)
HSL	hsl(218, 73%, 59%)
HSV	hsv(218, 67%, 89%)
CMYK	cmyk(67%, 42.3%, 0%, 11%)
CIE-LAB	lab(55.35, 12.29, -54.27)
CIE-LCH	lch(55.35, 55.64, 282.76°)
OKLab	oklab(61.89% -0.0261 -0.1549)
OKLCH	oklch(61.89% 0.157 260.4)
XYZ	xyz(24.8781, 23.2720, 75.8390)
Luminance	0.2328 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B83E3 #E3AB4B

analogous

#4BCFE3 #4B83E3 #5F4BE3

triadic

#4B83E3 #E34B83 #83E34B

tetradic

#4B83E3 #E34BCF #E3AB4B #4BE35F

square

#4B83E3 #E34BCF #E3AB4B #4BE35F

split-complementary

#4B83E3 #E35F4B #CFE34B

monochromatic

#18499B #2061D0 #4B83E3 #80A7EB #B5CCF3

Accessibility & contrast

On white

3.71

#4B83E3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.65

#4B83E3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B83E3

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B83E3	#FFFFFF	#000000	##000000
##4B83E3	1.00	3.71	5.65	5.65
#FFFFFF	3.71	1.00	21.00	21.00
#000000	5.65	21.00	1.00	1.00
##000000	5.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#568CE7

Deuteranopia (green-blind)

#3D7EE1

Tritanopia (blue-blind)

#0099A8

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #4b83e3;
/* rgb */ color: rgb(75, 131, 227);
/* oklch */ color: oklch(61.9% 0.157 260.4);

Tailwind

colors: {
  custom: {
    50: '#8da6ec',
    500: '#4b83e3',
    950: '#000000',
  },
}

SCSS

$custom: #4b83e3;
$custom-light: #8da6ec;
$custom-dark: #000000;

JSON

{
  "hex": "#4b83e3",
  "rgb": {
    "r": 75,
    "g": 131,
    "b": 227
  },
  "hsl": {
    "h": 217.895,
    "s": 73.077,
    "l": 59.216
  },
  "oklch": {
    "l": 0.61891,
    "c": 0.15712,
    "h": 260.4
  },
  "luminance": 0.23275
}

Semantic roles & 50–950 ramp

primary

#4B83E3

secondary

#E3CDA7

accent

#AC38F0

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4B83E3

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

Preview Lab → · Contrast checker → · Palette generator →