#4B8BF2#4B8BF2

#4B8BF2 is a light, vivid blue. Relative luminance 0.264; OKLCH L 64.5% C 0.168 H 259.5°. Best body text is #000000 at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#4B8BF2
RGB	rgb(75, 139, 242)
HSL	hsl(217, 87%, 62%)
HSV	hsv(217, 69%, 95%)
CMYK	cmyk(69%, 42.6%, 0%, 5.1%)
CIE-LAB	lab(58.39, 12.68, -57.76)
CIE-LCH	lch(58.39, 59.13, 282.38°)
OKLab	oklab(64.51% -0.0306 -0.1651)
OKLCH	oklch(64.51% 0.168 259.5)
XYZ	xyz(28.1555, 26.3690, 87.5931)
Luminance	0.2637 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B8BF2 #F2B24B

analogous

#4BDEF2 #4B8BF2 #5F4BF2

triadic

#4B8BF2 #F24B8B #8BF24B

tetradic

#4B8BF2 #F24BDE #F2B24B #4BF25F

square

#4B8BF2 #F24BDE #F2B24B #4BF25F

split-complementary

#4B8BF2 #F25F4B #DEF24B

monochromatic

#0D4EB5 #1266EE #4B8BF2 #84B0F6 #BDD5FA

Accessibility & contrast

On white

3.35

#4B8BF2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.27

#4B8BF2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B8BF2

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B8BF2	#FFFFFF	#000000	##000000
##4B8BF2	1.00	3.35	6.27	6.27
#FFFFFF	3.35	1.00	21.00	21.00
#000000	6.27	21.00	1.00	1.00
##000000	6.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5995F6

Deuteranopia (green-blind)

#3C85F0

Tritanopia (blue-blind)

#00A3B3

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #4b8bf2;
/* rgb */ color: rgb(75, 139, 242);
/* oklch */ color: oklch(64.5% 0.168 259.5);

Tailwind

colors: {
  custom: {
    50: '#8facf7',
    500: '#4b8bf2',
    950: '#000000',
  },
}

SCSS

$custom: #4b8bf2;
$custom-light: #8facf7;
$custom-dark: #000000;

JSON

{
  "hex": "#4b8bf2",
  "rgb": {
    "r": 75,
    "g": 139,
    "b": 242
  },
  "hsl": {
    "h": 217.006,
    "s": 86.528,
    "l": 62.157
  },
  "oklch": {
    "l": 0.6451,
    "c": 0.16788,
    "h": 259.5
  },
  "luminance": 0.26372
}

Semantic roles & 50–950 ramp

primary

#4B8BF2

secondary

#EBD4AE

accent

#8D02E3

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #4B8BF2

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

Preview Lab → · Contrast checker → · Palette generator →