#5154E1#5154E1

#5154E1 is a mid, highly saturated blue. Relative luminance 0.135; OKLCH L 53.0% C 0.209 H 275.7°. Best body text is #FFFFFF at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#5154E1
RGB	rgb(81, 84, 225)
HSL	hsl(239, 71%, 60%)
HSV	hsv(239, 64%, 88%)
CMYK	cmyk(64%, 62.7%, 0%, 11.8%)
CIE-LAB	lab(43.54, 41.48, -72.20)
CIE-LCH	lch(43.54, 83.27, 299.88°)
OKLab	oklab(53.02% 0.0207 -0.2081)
OKLCH	oklch(53.02% 0.209 275.7)
XYZ	xyz(20.1498, 13.5245, 72.7682)
Luminance	0.1353 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5154E1 #E1DE51

analogous

#519CE1 #5154E1 #9651E1

triadic

#5154E1 #E15154 #54E151

tetradic

#5154E1 #E1519C #E1DE51 #51E196

square

#5154E1 #E1519C #E1DE51 #51E196

split-complementary

#5154E1 #E19651 #9CE151

monochromatic

#1B1E9D #2428D1 #5154E1 #8587EA #B9BBF3

Accessibility & contrast

On white

5.67

#5154E1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#5154E1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5154E1

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5154E1	#FFFFFF	#000000	##FFFFFF
##5154E1	1.00	5.67	3.71	5.67
#FFFFFF	5.67	1.00	21.00	1.00
#000000	3.71	21.00	1.00	21.00
##FFFFFF	5.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DE6

Deuteranopia (green-blind)

#0061DE

Tritanopia (blue-blind)

#007893

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #5154e1;
/* rgb */ color: rgb(81, 84, 225);
/* oklch */ color: oklch(53.0% 0.209 275.7);

Tailwind

colors: {
  custom: {
    50: '#9184eb',
    500: '#5154e1',
    950: '#000000',
  },
}

SCSS

$custom: #5154e1;
$custom-light: #9184eb;
$custom-dark: #000000;

JSON

{
  "hex": "#5154e1",
  "rgb": {
    "r": 81,
    "g": 84,
    "b": 225
  },
  "hsl": {
    "h": 238.75,
    "s": 70.588,
    "l": 60
  },
  "oklch": {
    "l": 0.53024,
    "c": 0.20913,
    "h": 275.7
  },
  "luminance": 0.13526
}

Semantic roles & 50–950 ramp

primary

#5154E1

secondary

#E3E1AB

accent

#EA3AED

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #5154E1

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

Preview Lab → · Contrast checker → · Palette generator →