#4C8BEF#4C8BEF

#4C8BEF is a light, vivid blue. Relative luminance 0.262; OKLCH L 64.4% C 0.164 H 259.3°. Best body text is #000000 at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#4C8BEF
RGB	rgb(76, 139, 239)
HSL	hsl(217, 84%, 62%)
HSV	hsv(217, 68%, 94%)
CMYK	cmyk(68.2%, 41.8%, 0%, 6.3%)
CIE-LAB	lab(58.26, 11.78, -56.30)
CIE-LCH	lch(58.26, 57.52, 281.82°)
OKLab	oklab(64.37% -0.0304 -0.1608)
OKLCH	oklch(64.37% 0.164 259.3)
XYZ	xyz(27.7875, 26.2309, 85.2432)
Luminance	0.2623 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C8BEF #EFB04C

analogous

#4CDCEF #4C8BEF #5F4CEF

triadic

#4C8BEF #EF4C8B #8BEF4C

tetradic

#4C8BEF #EF4CDC #EFB04C #4CEF5F

square

#4C8BEF #EF4CDC #EFB04C #4CEF5F

split-complementary

#4C8BEF #EF5F4C #DCEF4C

monochromatic

#104EB1 #1567E9 #4C8BEF #84AFF4 #BCD4F9

Accessibility & contrast

On white

3.36

#4C8BEF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.25

#4C8BEF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C8BEF

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C8BEF	#FFFFFF	#000000	##000000
##4C8BEF	1.00	3.36	6.25	6.25
#FFFFFF	3.36	1.00	21.00	21.00
#000000	6.25	21.00	1.00	1.00
##000000	6.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C94F3

Deuteranopia (green-blind)

#4085ED

Tritanopia (blue-blind)

#00A2B1

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #4c8bef;
/* rgb */ color: rgb(76, 139, 239);
/* oklch */ color: oklch(64.4% 0.164 259.3);

Tailwind

colors: {
  custom: {
    50: '#8facf5',
    500: '#4c8bef',
    950: '#000000',
  },
}

SCSS

$custom: #4c8bef;
$custom-light: #8facf5;
$custom-dark: #000000;

JSON

{
  "hex": "#4c8bef",
  "rgb": {
    "r": 76,
    "g": 139,
    "b": 239
  },
  "hsl": {
    "h": 216.81,
    "s": 83.59,
    "l": 61.765
  },
  "oklch": {
    "l": 0.64365,
    "c": 0.16363,
    "h": 259.3
  },
  "luminance": 0.26234
}

Semantic roles & 50–950 ramp

primary

#4C8BEF

secondary

#EAD2AD

accent

#8C05E0

background

#F9FAFF

surface

#F2F4FE

border

#CCCED6

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #4C8BEF

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

Preview Lab → · Contrast checker → · Palette generator →