#4F87D8#4F87D8

#4F87D8 is a light, vivid blue. Relative luminance 0.239; OKLCH L 62.3% C 0.137 H 257.7°. Best body text is #000000 at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#4F87D8
RGB	rgb(79, 135, 216)
HSL	hsl(215, 64%, 58%)
HSV	hsv(215, 63%, 85%)
CMYK	cmyk(63.4%, 37.5%, 0%, 15.3%)
CIE-LAB	lab(56.03, 6.76, -47.01)
CIE-LCH	lch(56.03, 47.49, 278.18°)
OKLab	oklab(62.27% -0.0291 -0.1335)
OKLCH	oklch(62.27% 0.137 257.7)
XYZ	xyz(24.2787, 23.9458, 68.2950)
Luminance	0.2395 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F87D8 #D8A04F

analogous

#4FCCD8 #4F87D8 #5B4FD8

triadic

#4F87D8 #D84F87 #87D84F

tetradic

#4F87D8 #D84FCC #D8A04F #4FD85B

square

#4F87D8 #D84FCC #D8A04F #4FD85B

split-complementary

#4F87D8 #D85B4F #CCD84F

monochromatic

#1F4C8D #2A67BF #4F87D8 #81A9E3 #B3CBEE

Accessibility & contrast

On white

3.63

#4F87D8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.79

#4F87D8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F87D8

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F87D8	#FFFFFF	#000000	##000000
##4F87D8	1.00	3.63	5.79	5.79
#FFFFFF	3.63	1.00	21.00	21.00
#000000	5.79	21.00	1.00	1.00
##000000	5.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#648DDB

Deuteranopia (green-blind)

#5080D6

Tritanopia (blue-blind)

#0099A5

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #4f87d8;
/* rgb */ color: rgb(79, 135, 216);
/* oklch */ color: oklch(62.3% 0.137 257.7);

Tailwind

colors: {
  custom: {
    50: '#8da9e4',
    500: '#4f87d8',
    950: '#000000',
  },
}

SCSS

$custom: #4f87d8;
$custom-light: #8da9e4;
$custom-dark: #000000;

JSON

{
  "hex": "#4f87d8",
  "rgb": {
    "r": 79,
    "g": 135,
    "b": 216
  },
  "hsl": {
    "h": 215.474,
    "s": 63.721,
    "l": 57.843
  },
  "oklch": {
    "l": 0.62273,
    "c": 0.13667,
    "h": 257.7
  },
  "luminance": 0.23948
}

Semantic roles & 50–950 ramp

primary

#4F87D8

secondary

#DDC6A6

accent

#A341E7

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D0F15

muted

#7E7F84

Preview Lab

Preview with #4F87D8

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

Preview Lab → · Contrast checker → · Palette generator →