#5177DC#5177DC

#5177DC is a mid, vivid blue. Relative luminance 0.201; OKLCH L 59.2% C 0.160 H 266.1°. Best body text is #000000 at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#5177DC
RGB	rgb(81, 119, 220)
HSL	hsl(224, 67%, 59%)
HSV	hsv(224, 63%, 86%)
CMYK	cmyk(63.2%, 45.9%, 0%, 13.7%)
CIE-LAB	lab(51.96, 18.22, -55.75)
CIE-LCH	lch(51.96, 58.65, 288.10°)
OKLab	oklab(59.23% -0.0107 -0.1593)
OKLCH	oklch(59.23% 0.16 266.1)
XYZ	xyz(22.9040, 20.1082, 70.3705)
Luminance	0.2011 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5177DC #DCB651

analogous

#51BDDC #5177DC #7151DC

triadic

#5177DC #DC5177 #77DC51

tetradic

#5177DC #DC51BD #DCB651 #51DC71

square

#5177DC #DC51BD #DCB651 #51DC71

split-complementary

#5177DC #DC7151 #BDDC51

monochromatic

#1E3E95 #2854C8 #5177DC #849FE6 #B7C7F0

Accessibility & contrast

On white

4.18

#5177DC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.02

#5177DC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5177DC

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5177DC	#FFFFFF	#000000	##000000
##5177DC	1.00	4.18	5.02	5.02
#FFFFFF	4.18	1.00	21.00	21.00
#000000	5.02	21.00	1.00	1.00
##000000	5.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4583E0

Deuteranopia (green-blind)

#2D76DA

Tritanopia (blue-blind)

#008E9F

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #5177dc;
/* rgb */ color: rgb(81, 119, 220);
/* oklch */ color: oklch(59.2% 0.160 266.1);

Tailwind

colors: {
  custom: {
    50: '#8f9de7',
    500: '#5177dc',
    950: '#000000',
  },
}

SCSS

$custom: #5177dc;
$custom-light: #8f9de7;
$custom-dark: #000000;

JSON

{
  "hex": "#5177dc",
  "rgb": {
    "r": 81,
    "g": 119,
    "b": 220
  },
  "hsl": {
    "h": 223.597,
    "s": 66.507,
    "l": 59.02
  },
  "oklch": {
    "l": 0.59226,
    "c": 0.15971,
    "h": 266.1
  },
  "luminance": 0.2011
}

Semantic roles & 50–950 ramp

primary

#5177DC

secondary

#E0D1A9

accent

#BB3EE9

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #5177DC

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

Preview Lab → · Contrast checker → · Palette generator →