#4A8DFB#4A8DFB

#4A8DFB is a light, vivid blue. Relative luminance 0.275; OKLCH L 65.5% C 0.178 H 259.8°. Best body text is #000000 at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#4A8DFB
RGB	rgb(74, 141, 251)
HSL	hsl(217, 96%, 64%)
HSV	hsv(217, 71%, 98%)
CMYK	cmyk(70.5%, 43.8%, 0%, 1.6%)
CIE-LAB	lab(59.40, 14.48, -61.09)
CIE-LCH	lch(59.40, 62.78, 283.34°)
OKLab	oklab(65.45% -0.0314 -0.1748)
OKLCH	oklch(65.45% 0.178 259.8)
XYZ	xyz(29.7552, 27.4674, 94.9817)
Luminance	0.2747 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A8DFB #FBB84A

analogous

#4AE6FB #4A8DFB #5F4AFB

triadic

#4A8DFB #FB4A8D #8DFB4A

tetradic

#4A8DFB #FB4AE6 #FBB84A #4AFB5F

square

#4A8DFB #FB4AE6 #FBB84A #4AFB5F

split-complementary

#4A8DFB #FB5F4A #E6FB4A

monochromatic

#044EC6 #0E67FA #4A8DFB #86B3FC #C2D8FE

Accessibility & contrast

On white

3.23

#4A8DFB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.49

#4A8DFB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4A8DFB

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A8DFB	#FFFFFF	#000000	##000000
##4A8DFB	1.00	3.23	6.49	6.49
#FFFFFF	3.23	1.00	21.00	21.00
#000000	6.49	21.00	1.00	1.00
##000000	6.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5698FF

Deuteranopia (green-blind)

#3487F9

Tritanopia (blue-blind)

#00A7B8

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #4a8dfb;
/* rgb */ color: rgb(74, 141, 251);
/* oklch */ color: oklch(65.5% 0.178 259.8);

Tailwind

colors: {
  custom: {
    50: '#90adfd',
    500: '#4a8dfb',
    950: '#000000',
  },
}

SCSS

$custom: #4a8dfb;
$custom-light: #90adfd;
$custom-dark: #000000;

JSON

{
  "hex": "#4a8dfb",
  "rgb": {
    "r": 74,
    "g": 141,
    "b": 251
  },
  "hsl": {
    "h": 217.288,
    "s": 95.676,
    "l": 63.725
  },
  "oklch": {
    "l": 0.65452,
    "c": 0.17765,
    "h": 259.8
  },
  "luminance": 0.27471
}

Semantic roles & 50–950 ramp

primary

#4A8DFB

secondary

#F0D8B1

accent

#8F00E6

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0E1018

muted

#7E7F86

Preview Lab

Preview with #4A8DFB

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

Preview Lab → · Contrast checker → · Palette generator →