#515AE3#515AE3

#515AE3 is a mid, highly saturated blue. Relative luminance 0.146; OKLCH L 54.2% C 0.205 H 274.4°. Best body text is #FFFFFF at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#515AE3
RGB	rgb(81, 90, 227)
HSL	hsl(236, 72%, 60%)
HSV	hsv(236, 64%, 89%)
CMYK	cmyk(64.3%, 60.4%, 0%, 11%)
CIE-LAB	lab(45.09, 38.52, -70.81)
CIE-LCH	lch(45.09, 80.61, 298.55°)
OKLab	oklab(54.21% 0.0158 -0.204)
OKLCH	oklch(54.21% 0.205 274.4)
XYZ	xyz(20.9101, 14.6059, 74.3754)
Luminance	0.1461 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515AE3 #E3DA51

analogous

#51A3E3 #515AE3 #9151E3

triadic

#515AE3 #E3515A #5AE351

tetradic

#515AE3 #E351A3 #E3DA51 #51E391

square

#515AE3 #E351A3 #E3DA51 #51E391

split-complementary

#515AE3 #E39151 #A3E351

monochromatic

#1A22A0 #222DD5 #515AE3 #868CEB #BABEF4

Accessibility & contrast

On white

5.35

#515AE3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#515AE3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515AE3

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515AE3	#FFFFFF	#000000	##FFFFFF
##515AE3	1.00	5.35	3.92	5.35
#FFFFFF	5.35	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071E7

Deuteranopia (green-blind)

#0064E0

Tritanopia (blue-blind)

#007C96

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #515ae3;
/* rgb */ color: rgb(81, 90, 227);
/* oklch */ color: oklch(54.2% 0.205 274.4);

Tailwind

colors: {
  custom: {
    50: '#9188ed',
    500: '#515ae3',
    950: '#000000',
  },
}

SCSS

$custom: #515ae3;
$custom-light: #9188ed;
$custom-dark: #000000;

JSON

{
  "hex": "#515ae3",
  "rgb": {
    "r": 81,
    "g": 90,
    "b": 227
  },
  "hsl": {
    "h": 236.301,
    "s": 72.277,
    "l": 60.392
  },
  "oklch": {
    "l": 0.54209,
    "c": 0.20461,
    "h": 274.4
  },
  "luminance": 0.14608
}

Semantic roles & 50–950 ramp

primary

#515AE3

secondary

#E4E0AC

accent

#C811D4

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #515AE3

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

Preview Lab → · Contrast checker → · Palette generator →