#5787EF#5787EF

#5787EF is a light, vivid blue. Relative luminance 0.256; OKLCH L 64.0% C 0.164 H 263.7°. Best body text is #000000 at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#5787EF
RGB	rgb(87, 135, 239)
HSL	hsl(221, 83%, 64%)
HSV	hsv(221, 64%, 94%)
CMYK	cmyk(63.6%, 43.5%, 0%, 6.3%)
CIE-LAB	lab(57.64, 15.95, -57.26)
CIE-LCH	lch(57.64, 59.44, 285.56°)
OKLab	oklab(64.02% -0.0179 -0.1635)
OKLCH	oklch(64.02% 0.164 263.7)
XYZ	xyz(28.1690, 25.5836, 85.0982)
Luminance	0.2559 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5787EF #EFBF57

analogous

#57D3EF #5787EF #7357EF

triadic

#5787EF #EF5787 #87EF57

tetradic

#5787EF #EF57D3 #EFBF57 #57EF73

square

#5787EF #EF57D3 #EFBF57 #57EF73

split-complementary

#5787EF #EF7357 #D3EF57

monochromatic

#1247BA #1F5FEA #5787EF #8FAFF4 #C7D7FA

Accessibility & contrast

On white

3.43

#5787EF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.12

#5787EF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5787EF

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5787EF	#FFFFFF	#000000	##000000
##5787EF	1.00	3.43	6.12	6.12
#FFFFFF	3.43	1.00	21.00	21.00
#000000	6.12	21.00	1.00	1.00
##000000	6.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5692F3

Deuteranopia (green-blind)

#3D84ED

Tritanopia (blue-blind)

#009FAF

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #5787ef;
/* rgb */ color: rgb(87, 135, 239);
/* oklch */ color: oklch(64.0% 0.164 263.7);

Tailwind

colors: {
  custom: {
    50: '#94a9f5',
    500: '#5787ef',
    950: '#000000',
  },
}

SCSS

$custom: #5787ef;
$custom-light: #94a9f5;
$custom-dark: #000000;

JSON

{
  "hex": "#5787ef",
  "rgb": {
    "r": 87,
    "g": 135,
    "b": 239
  },
  "hsl": {
    "h": 221.053,
    "s": 82.609,
    "l": 63.922
  },
  "oklch": {
    "l": 0.64018,
    "c": 0.16445,
    "h": 263.7
  },
  "luminance": 0.25586
}

Semantic roles & 50–950 ramp

primary

#5787EF

secondary

#ECDBB6

accent

#9B06DF

background

#F9FAFF

surface

#F2F4FE

border

#CCCED6

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #5787EF

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

Preview Lab → · Contrast checker → · Palette generator →