#487FEF#487FEF

#487FEF is a mid, vivid blue. Relative luminance 0.228; OKLCH L 61.7% C 0.179 H 262.7°. Best body text is #000000 at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#487FEF
RGB	rgb(72, 127, 239)
HSL	hsl(220, 84%, 61%)
HSV	hsv(220, 70%, 94%)
CMYK	cmyk(69.9%, 46.9%, 0%, 6.3%)
CIE-LAB	lab(54.85, 18.50, -61.77)
CIE-LCH	lch(54.85, 64.48, 286.67°)
OKLab	oklab(61.7% -0.0228 -0.1771)
OKLCH	oklch(61.7% 0.179 262.7)
XYZ	xyz(25.8363, 22.7858, 84.6811)
Luminance	0.2279 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#487FEF #EFB848

analogous

#48D2EF #487FEF #6448EF

triadic

#487FEF #EF487F #7FEF48

tetradic

#487FEF #EF48D2 #EFB848 #48EF64

square

#487FEF #EF48D2 #EFB848 #48EF64

split-complementary

#487FEF #EF6448 #D2EF48

monochromatic

#0F43AD #1459E6 #487FEF #80A6F4 #B9CEF9

Accessibility & contrast

On white

3.78

#487FEF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.56

#487FEF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #487FEF

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##487FEF	#FFFFFF	#000000	##000000
##487FEF	1.00	3.78	5.56	5.56
#FFFFFF	3.78	1.00	21.00	21.00
#000000	5.56	21.00	1.00	1.00
##000000	5.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#438BF3

Deuteranopia (green-blind)

#197CED

Tritanopia (blue-blind)

#0099AB

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #487fef;
/* rgb */ color: rgb(72, 127, 239);
/* oklch */ color: oklch(61.7% 0.179 262.7);

Tailwind

colors: {
  custom: {
    50: '#8ea3f5',
    500: '#487fef',
    950: '#000000',
  },
}

SCSS

$custom: #487fef;
$custom-light: #8ea3f5;
$custom-dark: #000000;

JSON

{
  "hex": "#487fef",
  "rgb": {
    "r": 72,
    "g": 127,
    "b": 239
  },
  "hsl": {
    "h": 220.24,
    "s": 83.92,
    "l": 60.98
  },
  "oklch": {
    "l": 0.617,
    "c": 0.17856,
    "h": 262.7
  },
  "luminance": 0.22788
}

Semantic roles & 50–950 ramp

primary

#487FEF

secondary

#E9D4AA

accent

#9805E0

background

#F9FAFF

surface

#F2F3FE

border

#CCCDD6

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #487FEF

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

Preview Lab → · Contrast checker → · Palette generator →