#4F87DA#4F87DA

#4F87DA is a light, vivid blue. Relative luminance 0.241; OKLCH L 62.4% C 0.139 H 258.1°. Best body text is #000000 at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#4F87DA
RGB	rgb(79, 135, 218)
HSL	hsl(216, 65%, 58%)
HSV	hsv(216, 64%, 85%)
CMYK	cmyk(63.8%, 38.1%, 0%, 14.5%)
CIE-LAB	lab(56.14, 7.44, -47.96)
CIE-LCH	lch(56.14, 48.54, 278.82°)
OKLab	oklab(62.39% -0.0287 -0.1363)
OKLCH	oklch(62.39% 0.139 258.1)
XYZ	xyz(24.5388, 24.0498, 69.6650)
Luminance	0.2405 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F87DA #DAA24F

analogous

#4FCDDA #4F87DA #5C4FDA

triadic

#4F87DA #DA4F87 #87DA4F

tetradic

#4F87DA #DA4FCD #DAA24F #4FDA5C

square

#4F87DA #DA4FCD #DAA24F #4FDA5C

split-complementary

#4F87DA #DA5C4F #CDDA4F

monochromatic

#1E4C90 #2967C3 #4F87DA #82A9E5 #B4CCEF

Accessibility & contrast

On white

3.61

#4F87DA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.81

#4F87DA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F87DA

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F87DA	#FFFFFF	#000000	##000000
##4F87DA	1.00	3.61	5.81	5.81
#FFFFFF	3.61	1.00	21.00	21.00
#000000	5.81	21.00	1.00	1.00
##000000	5.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#628EDD

Deuteranopia (green-blind)

#4F81D8

Tritanopia (blue-blind)

#009AA6

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #4f87da;
/* rgb */ color: rgb(79, 135, 218);
/* oklch */ color: oklch(62.4% 0.139 258.1);

Tailwind

colors: {
  custom: {
    50: '#8da9e6',
    500: '#4f87da',
    950: '#000000',
  },
}

SCSS

$custom: #4f87da;
$custom-light: #8da9e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4f87da",
  "rgb": {
    "r": 79,
    "g": 135,
    "b": 218
  },
  "hsl": {
    "h": 215.827,
    "s": 65.258,
    "l": 58.235
  },
  "oklch": {
    "l": 0.62388,
    "c": 0.13932,
    "h": 258.1
  },
  "luminance": 0.24052
}

Semantic roles & 50–950 ramp

primary

#4F87DA

secondary

#DEC8A7

accent

#A440E8

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4F87DA

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

Preview Lab → · Contrast checker → · Palette generator →