#487FE4#487FE4

#487FE4 is a mid, vivid blue. Relative luminance 0.222; OKLCH L 61.0% C 0.164 H 261.4°. Best body text is #000000 at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#487FE4
RGB	rgb(72, 127, 228)
HSL	hsl(219, 74%, 59%)
HSV	hsv(219, 68%, 89%)
CMYK	cmyk(68.4%, 44.3%, 0%, 10.6%)
CIE-LAB	lab(54.19, 14.62, -56.69)
CIE-LCH	lch(54.19, 58.54, 284.46°)
OKLab	oklab(60.98% -0.0245 -0.1622)
OKLCH	oklch(60.98% 0.164 261.4)
XYZ	xyz(24.2605, 22.1554, 76.3816)
Luminance	0.2216 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#487FE4 #E4AD48

analogous

#48CDE4 #487FE4 #5F48E4

triadic

#487FE4 #E4487F #7FE448

tetradic

#487FE4 #E448CD #E4AD48 #48E45F

square

#487FE4 #E448CD #E4AD48 #48E45F

split-complementary

#487FE4 #E45F48 #CDE448

monochromatic

#17459B #1F5DD0 #487FE4 #7DA4EC #B3CAF4

Accessibility & contrast

On white

3.87

#487FE4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.43

#487FE4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #487FE4

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##487FE4	#FFFFFF	#000000	##000000
##487FE4	1.00	3.87	5.43	5.43
#FFFFFF	3.87	1.00	21.00	21.00
#000000	5.43	21.00	1.00	1.00
##000000	5.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D89E8

Deuteranopia (green-blind)

#307BE2

Tritanopia (blue-blind)

#0096A6

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #487fe4;
/* rgb */ color: rgb(72, 127, 228);
/* oklch */ color: oklch(61.0% 0.164 261.4);

Tailwind

colors: {
  custom: {
    50: '#8ca3ed',
    500: '#487fe4',
    950: '#000000',
  },
}

SCSS

$custom: #487fe4;
$custom-light: #8ca3ed;
$custom-dark: #000000;

JSON

{
  "hex": "#487fe4",
  "rgb": {
    "r": 72,
    "g": 127,
    "b": 228
  },
  "hsl": {
    "h": 218.846,
    "s": 74.286,
    "l": 58.824
  },
  "oklch": {
    "l": 0.60981,
    "c": 0.164,
    "h": 261.4
  },
  "luminance": 0.22158
}

Semantic roles & 50–950 ramp

primary

#487FE4

secondary

#E3CDA5

accent

#AF37F1

background

#F9FAFE

surface

#F2F3FD

border

#CCCDD5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #487FE4

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

Preview Lab → · Contrast checker → · Palette generator →