#515AE1#515AE1

#515AE1 is a mid, highly saturated blue. Relative luminance 0.145; OKLCH L 54.0% C 0.202 H 274.5°. Best body text is #FFFFFF at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#515AE1
RGB	rgb(81, 90, 225)
HSL	hsl(236, 71%, 60%)
HSV	hsv(236, 64%, 88%)
CMYK	cmyk(64%, 60%, 0%, 11.8%)
CIE-LAB	lab(44.94, 37.86, -69.93)
CIE-LCH	lch(44.94, 79.52, 298.43°)
OKLab	oklab(54.05% 0.0158 -0.2014)
OKLCH	oklch(54.05% 0.202 274.5)
XYZ	xyz(20.6356, 14.4961, 72.9301)
Luminance	0.1450 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515AE1 #E1D851

analogous

#51A2E1 #515AE1 #9051E1

triadic

#515AE1 #E1515A #5AE151

tetradic

#515AE1 #E151A2 #E1D851 #51E190

square

#515AE1 #E151A2 #E1D851 #51E190

split-complementary

#515AE1 #E19051 #A2E151

monochromatic

#1B239D #242FD1 #515AE1 #858CEA #B9BDF3

Accessibility & contrast

On white

5.39

#515AE1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.90

#515AE1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515AE1

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515AE1	#FFFFFF	#000000	##FFFFFF
##515AE1	1.00	5.39	3.90	5.39
#FFFFFF	5.39	1.00	21.00	1.00
#000000	3.90	21.00	1.00	21.00
##FFFFFF	5.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071E5

Deuteranopia (green-blind)

#0064DE

Tritanopia (blue-blind)

#007C95

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #515ae1;
/* rgb */ color: rgb(81, 90, 225);
/* oklch */ color: oklch(54.0% 0.202 274.5);

Tailwind

colors: {
  custom: {
    50: '#9188eb',
    500: '#515ae1',
    950: '#000000',
  },
}

SCSS

$custom: #515ae1;
$custom-light: #9188eb;
$custom-dark: #000000;

JSON

{
  "hex": "#515ae1",
  "rgb": {
    "r": 81,
    "g": 90,
    "b": 225
  },
  "hsl": {
    "h": 236.25,
    "s": 70.588,
    "l": 60
  },
  "oklch": {
    "l": 0.54048,
    "c": 0.20202,
    "h": 274.5
  },
  "luminance": 0.14498
}

Semantic roles & 50–950 ramp

primary

#515AE1

secondary

#E3DFAB

accent

#E23AED

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #515AE1

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

Preview Lab → · Contrast checker → · Palette generator →