#5182E0#5182E0

#5182E0 is a mid, vivid blue. Relative luminance 0.231; OKLCH L 61.8% C 0.152 H 262.1°. Best body text is #000000 at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#5182E0
RGB	rgb(81, 130, 224)
HSL	hsl(219, 70%, 60%)
HSV	hsv(219, 64%, 88%)
CMYK	cmyk(63.8%, 42%, 0%, 12.2%)
CIE-LAB	lab(55.17, 12.85, -52.86)
CIE-LCH	lch(55.17, 54.40, 283.66°)
OKLab	oklab(61.77% -0.0208 -0.1507)
OKLCH	oklch(61.77% 0.152 262.1)
XYZ	xyz(24.8258, 23.0941, 73.6559)
Luminance	0.2310 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5182E0 #E0AF51

analogous

#51C9E0 #5182E0 #6851E0

triadic

#5182E0 #E05182 #82E051

tetradic

#5182E0 #E051C9 #E0AF51 #51E068

square

#5182E0 #E051C9 #E0AF51 #51E068

split-complementary

#5182E0 #E06851 #C9E051

monochromatic

#1C479B #255FCF #5182E0 #85A7E9 #B9CDF3

Accessibility & contrast

On white

3.74

#5182E0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.62

#5182E0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5182E0

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5182E0	#FFFFFF	#000000	##000000
##5182E0	1.00	3.74	5.62	5.62
#FFFFFF	3.74	1.00	21.00	21.00
#000000	5.62	21.00	1.00	1.00
##000000	5.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#578BE4

Deuteranopia (green-blind)

#417EDE

Tritanopia (blue-blind)

#0097A6

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #5182e0;
/* rgb */ color: rgb(81, 130, 224);
/* oklch */ color: oklch(61.8% 0.152 262.1);

Tailwind

colors: {
  custom: {
    50: '#8fa5ea',
    500: '#5182e0',
    950: '#000000',
  },
}

SCSS

$custom: #5182e0;
$custom-light: #8fa5ea;
$custom-dark: #000000;

JSON

{
  "hex": "#5182e0",
  "rgb": {
    "r": 81,
    "g": 130,
    "b": 224
  },
  "hsl": {
    "h": 219.441,
    "s": 69.756,
    "l": 59.804
  },
  "oklch": {
    "l": 0.61767,
    "c": 0.15216,
    "h": 262.1
  },
  "luminance": 0.23096
}

Semantic roles & 50–950 ramp

primary

#5182E0

secondary

#E2CFAB

accent

#B03BED

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F16

muted

#7E7F84

Preview Lab

Preview with #5182E0

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

Preview Lab → · Contrast checker → · Palette generator →