#4887EF#4887EF

#4887EF is a light, vivid blue. Relative luminance 0.249; OKLCH L 63.4% C 0.169 H 259.9°. Best body text is #000000 at 5.99:1 contrast (WCAG AA passes).

Color values

HEX	#4887EF
RGB	rgb(72, 135, 239)
HSL	hsl(217, 84%, 61%)
HSV	hsv(217, 70%, 94%)
CMYK	cmyk(69.9%, 43.5%, 0%, 6.3%)
CIE-LAB	lab(57.01, 13.62, -58.30)
CIE-LCH	lch(57.01, 59.87, 283.15°)
OKLab	oklab(63.36% -0.0297 -0.1668)
OKLCH	oklch(63.36% 0.169 259.9)
XYZ	xyz(26.9108, 24.9348, 85.0393)
Luminance	0.2494 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4887EF #EFB048

analogous

#48DBEF #4887EF #5C48EF

triadic

#4887EF #EF4887 #87EF48

tetradic

#4887EF #EF48DB #EFB048 #48EF5C

square

#4887EF #EF48DB #EFB048 #48EF5C

split-complementary

#4887EF #EF5C48 #DBEF48

monochromatic

#0F4BAD #1463E6 #4887EF #80ACF4 #B9D1F9

Accessibility & contrast

On white

3.51

#4887EF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.99

#4887EF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4887EF

5.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4887EF	#FFFFFF	#000000	##000000
##4887EF	1.00	3.51	5.99	5.99
#FFFFFF	3.51	1.00	21.00	21.00
#000000	5.99	21.00	1.00	1.00
##000000	5.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5491F3

Deuteranopia (green-blind)

#3582ED

Tritanopia (blue-blind)

#009FAF

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #4887ef;
/* rgb */ color: rgb(72, 135, 239);
/* oklch */ color: oklch(63.4% 0.169 259.9);

Tailwind

colors: {
  custom: {
    50: '#8da9f5',
    500: '#4887ef',
    950: '#000000',
  },
}

SCSS

$custom: #4887ef;
$custom-light: #8da9f5;
$custom-dark: #000000;

JSON

{
  "hex": "#4887ef",
  "rgb": {
    "r": 72,
    "g": 135,
    "b": 239
  },
  "hsl": {
    "h": 217.365,
    "s": 83.92,
    "l": 60.98
  },
  "oklch": {
    "l": 0.63362,
    "c": 0.1694,
    "h": 259.9
  },
  "luminance": 0.24938
}

Semantic roles & 50–950 ramp

primary

#4887EF

secondary

#E9D1AA

accent

#8E05E0

background

#F9FAFF

surface

#F2F4FE

border

#CCCED6

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #4887EF

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

Preview Lab → · Contrast checker → · Palette generator →