#4B83D3#4B83D3

#4B83D3 is a mid, vivid blue. Relative luminance 0.224; OKLCH L 60.9% C 0.136 H 257.5°. Best body text is #000000 at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#4B83D3
RGB	rgb(75, 131, 211)
HSL	hsl(215, 61%, 56%)
HSV	hsv(215, 64%, 83%)
CMYK	cmyk(64.5%, 37.9%, 0%, 17.3%)
CIE-LAB	lab(54.48, 6.75, -46.66)
CIE-LCH	lch(54.48, 47.15, 278.23°)
OKLab	oklab(60.93% -0.0294 -0.1326)
OKLCH	oklch(60.93% 0.136 257.5)
XYZ	xyz(22.7716, 22.4294, 64.7446)
Luminance	0.2243 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B83D3 #D39B4B

analogous

#4BC7D3 #4B83D3 #574BD3

triadic

#4B83D3 #D34B83 #83D34B

tetradic

#4B83D3 #D34BC7 #D39B4B #4BD357

square

#4B83D3 #D34BC7 #D39B4B #4BD357

split-complementary

#4B83D3 #D3574B #C7D34B

monochromatic

#204983 #2C64B5 #4B83D3 #7CA5DF #ADC7EB

Accessibility & contrast

On white

3.83

#4B83D3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.49

#4B83D3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B83D3

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B83D3	#FFFFFF	#000000	##000000
##4B83D3	1.00	3.83	5.49	5.49
#FFFFFF	3.83	1.00	21.00	21.00
#000000	5.49	21.00	1.00	1.00
##000000	5.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6089D6

Deuteranopia (green-blind)

#4C7CD1

Tritanopia (blue-blind)

#0095A1

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #4b83d3;
/* rgb */ color: rgb(75, 131, 211);
/* oklch */ color: oklch(60.9% 0.136 257.5);

Tailwind

colors: {
  custom: {
    50: '#8aa6e1',
    500: '#4b83d3',
    950: '#000000',
  },
}

SCSS

$custom: #4b83d3;
$custom-light: #8aa6e1;
$custom-dark: #000000;

JSON

{
  "hex": "#4b83d3",
  "rgb": {
    "r": 75,
    "g": 131,
    "b": 211
  },
  "hsl": {
    "h": 215.294,
    "s": 60.714,
    "l": 56.078
  },
  "oklch": {
    "l": 0.60932,
    "c": 0.13587,
    "h": 257.5
  },
  "luminance": 0.22432
}

Semantic roles & 50–950 ramp

primary

#4B83D3

secondary

#D9C2A1

accent

#A244E4

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D0F15

muted

#7E7F83

Preview Lab

Preview with #4B83D3

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

Preview Lab → · Contrast checker → · Palette generator →