#5177DF#5177DF

#5177DF is a mid, vivid blue. Relative luminance 0.203; OKLCH L 59.4% C 0.164 H 266.4°. Best body text is #000000 at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#5177DF
RGB	rgb(81, 119, 223)
HSL	hsl(224, 69%, 60%)
HSV	hsv(224, 64%, 87%)
CMYK	cmyk(63.7%, 46.6%, 0%, 12.5%)
CIE-LAB	lab(52.14, 19.24, -57.15)
CIE-LCH	lch(52.14, 60.30, 288.61°)
OKLab	oklab(59.42% -0.0103 -0.1635)
OKLCH	oklch(59.42% 0.164 266.4)
XYZ	xyz(23.3049, 20.2686, 72.4818)
Luminance	0.2027 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5177DF #DFB951

analogous

#51BEDF #5177DF #7251DF

triadic

#5177DF #DF5177 #77DF51

tetradic

#5177DF #DF51BE #DFB951 #51DF72

square

#5177DF #DF51BE #DFB951 #51DF72

split-complementary

#5177DF #DF7251 #BEDF51

monochromatic

#1C3E99 #2653CD #5177DF #859FE9 #B8C8F2

Accessibility & contrast

On white

4.15

#5177DF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.05

#5177DF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5177DF

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5177DF	#FFFFFF	#000000	##000000
##5177DF	1.00	4.15	5.05	5.05
#FFFFFF	4.15	1.00	21.00	21.00
#000000	5.05	21.00	1.00	1.00
##000000	5.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4383E3

Deuteranopia (green-blind)

#2876DD

Tritanopia (blue-blind)

#008FA0

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #5177df;
/* rgb */ color: rgb(81, 119, 223);
/* oklch */ color: oklch(59.4% 0.164 266.4);

Tailwind

colors: {
  custom: {
    50: '#8f9de9',
    500: '#5177df',
    950: '#000000',
  },
}

SCSS

$custom: #5177df;
$custom-light: #8f9de9;
$custom-dark: #000000;

JSON

{
  "hex": "#5177df",
  "rgb": {
    "r": 81,
    "g": 119,
    "b": 223
  },
  "hsl": {
    "h": 223.944,
    "s": 68.932,
    "l": 59.608
  },
  "oklch": {
    "l": 0.59421,
    "c": 0.16379,
    "h": 266.4
  },
  "luminance": 0.20271
}

Semantic roles & 50–950 ramp

primary

#5177DF

secondary

#E1D3AA

accent

#BD3CEC

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #5177DF

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

Preview Lab → · Contrast checker → · Palette generator →