#5179E2#5179E2

#5179E2 is a mid, vivid blue. Relative luminance 0.209; OKLCH L 60.0% C 0.165 H 265.9°. Best body text is #000000 at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#5179E2
RGB	rgb(81, 121, 226)
HSL	hsl(223, 71%, 60%)
HSV	hsv(223, 64%, 89%)
CMYK	cmyk(64.2%, 46.5%, 0%, 11.4%)
CIE-LAB	lab(52.85, 19.04, -57.69)
CIE-LCH	lch(52.85, 60.75, 288.27°)
OKLab	oklab(60.03% -0.0118 -0.165)
OKLCH	oklch(60.03% 0.165 265.9)
XYZ	xyz(23.9534, 20.9128, 74.7110)
Luminance	0.2092 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5179E2 #E2BA51

analogous

#51C2E2 #5179E2 #7151E2

triadic

#5179E2 #E25179 #79E251

tetradic

#5179E2 #E251C2 #E2BA51 #51E271

square

#5179E2 #E251C2 #E2BA51 #51E271

split-complementary

#5179E2 #E27151 #C2E251

monochromatic

#1A3F9E #2354D3 #5179E2 #85A1EB #BACAF3

Accessibility & contrast

On white

4.05

#5179E2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.18

#5179E2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5179E2

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5179E2	#FFFFFF	#000000	##000000
##5179E2	1.00	4.05	5.18	5.18
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.18	21.00	1.00	1.00
##000000	5.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4485E6

Deuteranopia (green-blind)

#2878E0

Tritanopia (blue-blind)

#0091A2

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #5179e2;
/* rgb */ color: rgb(81, 121, 226);
/* oklch */ color: oklch(60.0% 0.165 265.9);

Tailwind

colors: {
  custom: {
    50: '#909fec',
    500: '#5179e2',
    950: '#000000',
  },
}

SCSS

$custom: #5179e2;
$custom-light: #909fec;
$custom-dark: #000000;

JSON

{
  "hex": "#5179e2",
  "rgb": {
    "r": 81,
    "g": 121,
    "b": 226
  },
  "hsl": {
    "h": 223.448,
    "s": 71.429,
    "l": 60.196
  },
  "oklch": {
    "l": 0.60026,
    "c": 0.16545,
    "h": 265.9
  },
  "luminance": 0.20915
}

Semantic roles & 50–950 ramp

primary

#5179E2

secondary

#E3D4AC

accent

#9E12D3

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #5179E2

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

Preview Lab → · Contrast checker → · Palette generator →