#4B83D9#4B83D9

#4B83D9 is a mid, vivid blue. Relative luminance 0.227; OKLCH L 61.3% C 0.144 H 258.7°. Best body text is #000000 at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#4B83D9
RGB	rgb(75, 131, 217)
HSL	hsl(216, 65%, 57%)
HSV	hsv(216, 65%, 85%)
CMYK	cmyk(65.4%, 39.6%, 0%, 14.9%)
CIE-LAB	lab(54.80, 8.82, -49.54)
CIE-LCH	lch(54.80, 50.32, 280.09°)
OKLab	oklab(61.28% -0.0281 -0.1411)
OKLCH	oklch(61.28% 0.144 258.7)
XYZ	xyz(23.5379, 22.7359, 68.7802)
Luminance	0.2274 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B83D9 #D9A14B

analogous

#4BCAD9 #4B83D9 #5A4BD9

triadic

#4B83D9 #D94B83 #83D94B

tetradic

#4B83D9 #D94BCA #D9A14B #4BD95A

square

#4B83D9 #D94BCA #D9A14B #4BD95A

split-complementary

#4B83D9 #D95A4B #CAD94B

monochromatic

#1E498C #2864BF #4B83D9 #7EA6E4 #B0C9EE

Accessibility & contrast

On white

3.79

#4B83D9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.55

#4B83D9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B83D9

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B83D9	#FFFFFF	#000000	##000000
##4B83D9	1.00	3.79	5.55	5.55
#FFFFFF	3.79	1.00	21.00	21.00
#000000	5.55	21.00	1.00	1.00
##000000	5.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C8ADC

Deuteranopia (green-blind)

#477DD7

Tritanopia (blue-blind)

#0097A3

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #4b83d9;
/* rgb */ color: rgb(75, 131, 217);
/* oklch */ color: oklch(61.3% 0.144 258.7);

Tailwind

colors: {
  custom: {
    50: '#8ba6e5',
    500: '#4b83d9',
    950: '#000000',
  },
}

SCSS

$custom: #4b83d9;
$custom-light: #8ba6e5;
$custom-dark: #000000;

JSON

{
  "hex": "#4b83d9",
  "rgb": {
    "r": 75,
    "g": 131,
    "b": 217
  },
  "hsl": {
    "h": 216.338,
    "s": 65.138,
    "l": 57.255
  },
  "oklch": {
    "l": 0.61284,
    "c": 0.14383,
    "h": 258.7
  },
  "luminance": 0.22738
}

Semantic roles & 50–950 ramp

primary

#4B83D9

secondary

#DDC6A3

accent

#A640E8

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4B83D9

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

Preview Lab → · Contrast checker → · Palette generator →