#5177EE#5177EE

#5177EE is a mid, vivid blue. Relative luminance 0.211; OKLCH L 60.4% C 0.184 H 267.4°. Best body text is #000000 at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#5177EE
RGB	rgb(81, 119, 238)
HSL	hsl(225, 82%, 63%)
HSV	hsv(225, 66%, 93%)
CMYK	cmyk(66%, 50%, 0%, 6.7%)
CIE-LAB	lab(53.07, 24.40, -64.05)
CIE-LCH	lch(53.07, 68.54, 290.86°)
OKLab	oklab(60.43% -0.0085 -0.1838)
OKLCH	oklch(60.43% 0.184 267.4)
XYZ	xyz(25.4175, 21.1136, 83.6082)
Luminance	0.2112 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5177EE #EEC851

analogous

#51C5EE #5177EE #7A51EE

triadic

#5177EE #EE5177 #77EE51

tetradic

#5177EE #EE51C5 #EEC851 #51EE7A

square

#5177EE #EE51C5 #EEC851 #51EE7A

split-complementary

#5177EE #EE7A51 #C5EE51

monochromatic

#1139B3 #194BE9 #5177EE #89A3F3 #C1CEF9

Accessibility & contrast

On white

4.02

#5177EE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.22

#5177EE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5177EE

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5177EE	#FFFFFF	#000000	##000000
##5177EE	1.00	4.02	5.22	5.22
#FFFFFF	4.02	1.00	21.00	21.00
#000000	5.22	21.00	1.00	1.00
##000000	5.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3286F2

Deuteranopia (green-blind)

#0078EC

Tritanopia (blue-blind)

#0093A7

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #5177ee;
/* rgb */ color: rgb(81, 119, 238);
/* oklch */ color: oklch(60.4% 0.184 267.4);

Tailwind

colors: {
  custom: {
    50: '#929df4',
    500: '#5177ee',
    950: '#000000',
  },
}

SCSS

$custom: #5177ee;
$custom-light: #929df4;
$custom-dark: #000000;

JSON

{
  "hex": "#5177ee",
  "rgb": {
    "r": 81,
    "g": 119,
    "b": 238
  },
  "hsl": {
    "h": 225.478,
    "s": 82.199,
    "l": 62.549
  },
  "oklch": {
    "l": 0.60432,
    "c": 0.18398,
    "h": 267.4
  },
  "luminance": 0.21116
}

Semantic roles & 50–950 ramp

primary

#5177EE

secondary

#EADCB1

accent

#AA07DF

background

#F9F9FF

surface

#F2F2FE

border

#CCCCD6

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #5177EE

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

Preview Lab → · Contrast checker → · Palette generator →