#5177E2#5177E2

#5177E2 is a mid, vivid blue. Relative luminance 0.204; OKLCH L 59.6% C 0.168 H 266.6°. Best body text is #000000 at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#5177E2
RGB	rgb(81, 119, 226)
HSL	hsl(224, 71%, 60%)
HSV	hsv(224, 64%, 89%)
CMYK	cmyk(64.2%, 47.3%, 0%, 11.4%)
CIE-LAB	lab(52.32, 20.27, -58.54)
CIE-LCH	lch(52.32, 61.95, 289.10°)
OKLab	oklab(59.62% -0.0099 -0.1676)
OKLCH	oklch(59.62% 0.168 266.6)
XYZ	xyz(23.7129, 20.4318, 74.6308)
Luminance	0.2043 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5177E2 #E2BC51

analogous

#51BFE2 #5177E2 #7351E2

triadic

#5177E2 #E25177 #77E251

tetradic

#5177E2 #E251BF #E2BC51 #51E273

square

#5177E2 #E251BF #E2BC51 #51E273

split-complementary

#5177E2 #E27351 #BFE251

monochromatic

#1A3D9E #2351D3 #5177E2 #85A0EB #BAC9F3

Accessibility & contrast

On white

4.13

#5177E2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.09

#5177E2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5177E2

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5177E2	#FFFFFF	#000000	##000000
##5177E2	1.00	4.13	5.09	5.09
#FFFFFF	4.13	1.00	21.00	21.00
#000000	5.09	21.00	1.00	1.00
##000000	5.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4084E6

Deuteranopia (green-blind)

#2277E0

Tritanopia (blue-blind)

#0090A2

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #5177e2;
/* rgb */ color: rgb(81, 119, 226);
/* oklch */ color: oklch(59.6% 0.168 266.6);

Tailwind

colors: {
  custom: {
    50: '#909dec',
    500: '#5177e2',
    950: '#000000',
  },
}

SCSS

$custom: #5177e2;
$custom-light: #909dec;
$custom-dark: #000000;

JSON

{
  "hex": "#5177e2",
  "rgb": {
    "r": 81,
    "g": 119,
    "b": 226
  },
  "hsl": {
    "h": 224.276,
    "s": 71.429,
    "l": 60.196
  },
  "oklch": {
    "l": 0.59619,
    "c": 0.16786,
    "h": 266.6
  },
  "luminance": 0.20434
}

Semantic roles & 50–950 ramp

primary

#5177E2

secondary

#E3D5AC

accent

#A112D3

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #5177E2

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

Preview Lab → · Contrast checker → · Palette generator →