#4B8AE9#4B8AE9

#4B8AE9 is a light, vivid blue. Relative luminance 0.256; OKLCH L 63.7% C 0.157 H 258.5°. Best body text is #000000 at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#4B8AE9
RGB	rgb(75, 138, 233)
HSL	hsl(216, 78%, 60%)
HSV	hsv(216, 68%, 91%)
CMYK	cmyk(67.8%, 40.8%, 0%, 8.6%)
CIE-LAB	lab(57.61, 10.15, -54.01)
CIE-LCH	lch(57.61, 54.95, 280.64°)
OKLab	oklab(63.75% -0.0314 -0.1541)
OKLCH	oklch(63.75% 0.157 258.5)
XYZ	xyz(26.6928, 25.5533, 80.6005)
Luminance	0.2556 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B8AE9 #E9AA4B

analogous

#4BD9E9 #4B8AE9 #5B4BE9

triadic

#4B8AE9 #E94B8A #8AE94B

tetradic

#4B8AE9 #E94BD9 #E9AA4B #4BE95B

square

#4B8AE9 #E94BD9 #E9AA4B #4BE95B

split-complementary

#4B8AE9 #E95B4B #D9E94B

monochromatic

#144EA5 #1B68DC #4B8AE9 #82ADF0 #B8D1F6

Accessibility & contrast

On white

3.44

#4B8AE9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.11

#4B8AE9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B8AE9

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B8AE9	#FFFFFF	#000000	##000000
##4B8AE9	1.00	3.44	6.11	6.11
#FFFFFF	3.44	1.00	21.00	21.00
#000000	6.11	21.00	1.00	1.00
##000000	6.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E92ED

Deuteranopia (green-blind)

#4584E7

Tritanopia (blue-blind)

#00A0AE

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #4b8ae9;
/* rgb */ color: rgb(75, 138, 233);
/* oklch */ color: oklch(63.7% 0.157 258.5);

Tailwind

colors: {
  custom: {
    50: '#8eabf0',
    500: '#4b8ae9',
    950: '#000000',
  },
}

SCSS

$custom: #4b8ae9;
$custom-light: #8eabf0;
$custom-dark: #000000;

JSON

{
  "hex": "#4b8ae9",
  "rgb": {
    "r": 75,
    "g": 138,
    "b": 233
  },
  "hsl": {
    "h": 216.076,
    "s": 78.218,
    "l": 60.392
  },
  "oklch": {
    "l": 0.63747,
    "c": 0.15724,
    "h": 258.5
  },
  "luminance": 0.25556
}

Semantic roles & 50–950 ramp

primary

#4B8AE9

secondary

#E6CEAA

accent

#880BDA

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #4B8AE9

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

Preview Lab → · Contrast checker → · Palette generator →