#5781E8#5781E8

#5781E8 is a light, vivid blue. Relative luminance 0.236; OKLCH L 62.3% C 0.162 H 265.3°. Best body text is #000000 at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#5781E8
RGB	rgb(87, 129, 232)
HSL	hsl(223, 76%, 63%)
HSV	hsv(223, 63%, 91%)
CMYK	cmyk(62.5%, 44.4%, 0%, 9%)
CIE-LAB	lab(55.63, 17.22, -56.57)
CIE-LCH	lch(55.63, 59.14, 286.93°)
OKLab	oklab(62.35% -0.0132 -0.1615)
OKLCH	oklch(62.35% 0.162 265.3)
XYZ	xyz(26.3412, 23.5506, 79.4858)
Luminance	0.2355 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5781E8 #E8BE57

analogous

#57C9E8 #5781E8 #7657E8

triadic

#5781E8 #E85781 #81E857

tetradic

#5781E8 #E857C9 #E8BE57 #57E876

square

#5781E8 #E857C9 #E8BE57 #57E876

split-complementary

#5781E8 #E87657 #C9E857

monochromatic

#1843AD #2159E1 #5781E8 #8DA9EF #C3D2F7

Accessibility & contrast

On white

3.68

#5781E8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.71

#5781E8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5781E8

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5781E8	#FFFFFF	#000000	##000000
##5781E8	1.00	3.68	5.71	5.71
#FFFFFF	3.68	1.00	21.00	21.00
#000000	5.71	21.00	1.00	1.00
##000000	5.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#508CEC

Deuteranopia (green-blind)

#387FE6

Tritanopia (blue-blind)

#0098A9

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #5781e8;
/* rgb */ color: rgb(87, 129, 232);
/* oklch */ color: oklch(62.3% 0.162 265.3);

Tailwind

colors: {
  custom: {
    50: '#93a5f0',
    500: '#5781e8',
    950: '#000000',
  },
}

SCSS

$custom: #5781e8;
$custom-light: #93a5f0;
$custom-dark: #000000;

JSON

{
  "hex": "#5781e8",
  "rgb": {
    "r": 87,
    "g": 129,
    "b": 232
  },
  "hsl": {
    "h": 222.621,
    "s": 75.916,
    "l": 62.549
  },
  "oklch": {
    "l": 0.62349,
    "c": 0.16208,
    "h": 265.3
  },
  "luminance": 0.23553
}

Semantic roles & 50–950 ramp

primary

#5781E8

secondary

#E8D8B3

accent

#9D0DD8

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F16

muted

#7E7F84

Preview Lab

Preview with #5781E8

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

Preview Lab → · Contrast checker → · Palette generator →