#4B83E9#4B83E9

#4B83E9 is a light, vivid blue. Relative luminance 0.236; OKLCH L 62.3% C 0.165 H 261.3°. Best body text is #000000 at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#4B83E9
RGB	rgb(75, 131, 233)
HSL	hsl(219, 78%, 60%)
HSV	hsv(219, 68%, 91%)
CMYK	cmyk(67.8%, 43.8%, 0%, 8.6%)
CIE-LAB	lab(55.69, 14.38, -57.07)
CIE-LCH	lch(55.69, 58.85, 284.14°)
OKLab	oklab(62.27% -0.025 -0.1632)
OKLCH	oklch(62.27% 0.165 261.3)
XYZ	xyz(25.7207, 23.6090, 80.2765)
Luminance	0.2361 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B83E9 #E9B14B

analogous

#4BD2E9 #4B83E9 #624BE9

triadic

#4B83E9 #E94B83 #83E94B

tetradic

#4B83E9 #E94BD2 #E9B14B #4BE962

square

#4B83E9 #E94BD2 #E9B14B #4BE962

split-complementary

#4B83E9 #E9624B #D2E94B

monochromatic

#1448A5 #1B5FDC #4B83E9 #82A9F0 #B8CEF6

Accessibility & contrast

On white

3.67

#4B83E9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.72

#4B83E9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B83E9

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B83E9	#FFFFFF	#000000	##000000
##4B83E9	1.00	3.67	5.72	5.72
#FFFFFF	3.67	1.00	21.00	21.00
#000000	5.72	21.00	1.00	1.00
##000000	5.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#518DED

Deuteranopia (green-blind)

#357FE7

Tritanopia (blue-blind)

#009BAB

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #4b83e9;
/* rgb */ color: rgb(75, 131, 233);
/* oklch */ color: oklch(62.3% 0.165 261.3);

Tailwind

colors: {
  custom: {
    50: '#8ea6f0',
    500: '#4b83e9',
    950: '#000000',
  },
}

SCSS

$custom: #4b83e9;
$custom-light: #8ea6f0;
$custom-dark: #000000;

JSON

{
  "hex": "#4b83e9",
  "rgb": {
    "r": 75,
    "g": 131,
    "b": 233
  },
  "hsl": {
    "h": 218.734,
    "s": 78.218,
    "l": 60.392
  },
  "oklch": {
    "l": 0.62266,
    "c": 0.16507,
    "h": 261.3
  },
  "luminance": 0.23612
}

Semantic roles & 50–950 ramp

primary

#4B83E9

secondary

#E6D1AA

accent

#910BDA

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #4B83E9

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

Preview Lab → · Contrast checker → · Palette generator →