#5777EB#5777EB

#5777EB is a mid, vivid blue. Relative luminance 0.212; OKLCH L 60.5% C 0.178 H 269.0°. Best body text is #000000 at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#5777EB
RGB	rgb(87, 119, 235)
HSL	hsl(227, 79%, 63%)
HSV	hsv(227, 63%, 92%)
CMYK	cmyk(63%, 49.4%, 0%, 7.8%)
CIE-LAB	lab(53.18, 24.34, -62.18)
CIE-LCH	lch(53.18, 66.78, 291.38°)
OKLab	oklab(60.54% -0.0033 -0.1782)
OKLCH	oklch(60.54% 0.178 269)
XYZ	xyz(25.5176, 21.2158, 81.3315)
Luminance	0.2122 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5777EB #EBCB57

analogous

#57C1EB #5777EB #8157EB

triadic

#5777EB #EB5777 #77EB57

tetradic

#5777EB #EB57C1 #EBCB57 #57EB81

square

#5777EB #EB57C1 #EBCB57 #57EB81

split-complementary

#5777EB #EB8157 #C1EB57

monochromatic

#1537B2 #204BE4 #5777EB #8EA3F2 #C4D0F8

Accessibility & contrast

On white

4.00

#5777EB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.24

#5777EB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5777EB

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5777EB	#FFFFFF	#000000	##000000
##5777EB	1.00	4.00	5.24	5.24
#FFFFFF	4.00	1.00	21.00	21.00
#000000	5.24	21.00	1.00	1.00
##000000	5.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3786EF

Deuteranopia (green-blind)

#0E79E9

Tritanopia (blue-blind)

#0092A6

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #5777eb;
/* rgb */ color: rgb(87, 119, 235);
/* oklch */ color: oklch(60.5% 0.178 269.0);

Tailwind

colors: {
  custom: {
    50: '#949df2',
    500: '#5777eb',
    950: '#000000',
  },
}

SCSS

$custom: #5777eb;
$custom-light: #949df2;
$custom-dark: #000000;

JSON

{
  "hex": "#5777eb",
  "rgb": {
    "r": 87,
    "g": 119,
    "b": 235
  },
  "hsl": {
    "h": 227.027,
    "s": 78.723,
    "l": 63.137
  },
  "oklch": {
    "l": 0.60537,
    "c": 0.17819,
    "h": 269
  },
  "luminance": 0.21218
}

Semantic roles & 50–950 ramp

primary

#5777EB

secondary

#E9DEB4

accent

#AE0ADB

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #5777EB

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

Preview Lab → · Contrast checker → · Palette generator →