#4C87EB#4C87EB

#4C87EB is a light, vivid blue. Relative luminance 0.249; OKLCH L 63.3% C 0.163 H 260.3°. Best body text is #000000 at 5.97:1 contrast (WCAG AA passes).

Color values

HEX	#4C87EB
RGB	rgb(76, 135, 235)
HSL	hsl(218, 80%, 61%)
HSV	hsv(218, 68%, 92%)
CMYK	cmyk(67.7%, 42.6%, 0%, 7.8%)
CIE-LAB	lab(56.94, 12.80, -56.19)
CIE-LCH	lch(56.94, 57.63, 282.84°)
OKLab	oklab(63.27% -0.0275 -0.1605)
OKLCH	oklch(63.27% 0.163 260.3)
XYZ	xyz(26.6345, 24.8599, 81.9759)
Luminance	0.2486 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C87EB #EBB04C

analogous

#4CD6EB #4C87EB #604CEB

triadic

#4C87EB #EB4C87 #87EB4C

tetradic

#4C87EB #EB4CD6 #EBB04C #4CEB60

square

#4C87EB #EB4CD6 #EBB04C #4CEB60

split-complementary

#4C87EB #EB604C #D6EB4C

monochromatic

#134BAA #1963E1 #4C87EB #83ACF1 #BAD1F7

Accessibility & contrast

On white

3.52

#4C87EB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.97

#4C87EB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C87EB

5.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C87EB	#FFFFFF	#000000	##000000
##4C87EB	1.00	3.52	5.97	5.97
#FFFFFF	3.52	1.00	21.00	21.00
#000000	5.97	21.00	1.00	1.00
##000000	5.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5791EF

Deuteranopia (green-blind)

#3C82E9

Tritanopia (blue-blind)

#009EAD

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #4c87eb;
/* rgb */ color: rgb(76, 135, 235);
/* oklch */ color: oklch(63.3% 0.163 260.3);

Tailwind

colors: {
  custom: {
    50: '#8ea9f2',
    500: '#4c87eb',
    950: '#000000',
  },
}

SCSS

$custom: #4c87eb;
$custom-light: #8ea9f2;
$custom-dark: #000000;

JSON

{
  "hex": "#4c87eb",
  "rgb": {
    "r": 76,
    "g": 135,
    "b": 235
  },
  "hsl": {
    "h": 217.736,
    "s": 79.899,
    "l": 60.98
  },
  "oklch": {
    "l": 0.63274,
    "c": 0.16285,
    "h": 260.3
  },
  "luminance": 0.24863
}

Semantic roles & 50–950 ramp

primary

#4C87EB

secondary

#E7D1AB

accent

#8E09DC

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #4C87EB

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

Preview Lab → · Contrast checker → · Palette generator →