#5778EB#5778EB

#5778EB is a mid, vivid blue. Relative luminance 0.215; OKLCH L 60.7% C 0.177 H 268.6°. Best body text is #000000 at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#5778EB
RGB	rgb(87, 120, 235)
HSL	hsl(227, 79%, 63%)
HSV	hsv(227, 63%, 92%)
CMYK	cmyk(63%, 48.9%, 0%, 7.8%)
CIE-LAB	lab(53.44, 23.73, -61.76)
CIE-LCH	lch(53.44, 66.17, 291.02°)
OKLab	oklab(60.73% -0.0042 -0.1769)
OKLCH	oklch(60.73% 0.177 268.6)
XYZ	xyz(25.6372, 21.4551, 81.3713)
Luminance	0.2146 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5778EB #EBCA57

analogous

#57C2EB #5778EB #8057EB

triadic

#5778EB #EB5778 #78EB57

tetradic

#5778EB #EB57C2 #EBCA57 #57EB80

square

#5778EB #EB57C2 #EBCA57 #57EB80

split-complementary

#5778EB #EB8057 #C2EB57

monochromatic

#1538B2 #204CE4 #5778EB #8EA4F2 #C4D0F8

Accessibility & contrast

On white

3.97

#5778EB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.29

#5778EB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5778EB

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5778EB	#FFFFFF	#000000	##000000
##5778EB	1.00	3.97	5.29	5.29
#FFFFFF	3.97	1.00	21.00	21.00
#000000	5.29	21.00	1.00	1.00
##000000	5.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A87EF

Deuteranopia (green-blind)

#1579E9

Tritanopia (blue-blind)

#0093A6

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #5778eb;
/* rgb */ color: rgb(87, 120, 235);
/* oklch */ color: oklch(60.7% 0.177 268.6);

Tailwind

colors: {
  custom: {
    50: '#949ef2',
    500: '#5778eb',
    950: '#000000',
  },
}

SCSS

$custom: #5778eb;
$custom-light: #949ef2;
$custom-dark: #000000;

JSON

{
  "hex": "#5778eb",
  "rgb": {
    "r": 87,
    "g": 120,
    "b": 235
  },
  "hsl": {
    "h": 226.622,
    "s": 78.723,
    "l": 63.137
  },
  "oklch": {
    "l": 0.60734,
    "c": 0.17697,
    "h": 268.6
  },
  "luminance": 0.21457
}

Semantic roles & 50–950 ramp

primary

#5778EB

secondary

#E9DEB4

accent

#AD0ADB

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #5778EB

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

Preview Lab → · Contrast checker → · Palette generator →