#515AE7#515AE7

#515AE7 is a mid, highly saturated blue. Relative luminance 0.148; OKLCH L 54.5% C 0.210 H 274.3°. Best body text is #FFFFFF at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#515AE7
RGB	rgb(81, 90, 231)
HSL	hsl(236, 76%, 61%)
HSV	hsv(236, 65%, 91%)
CMYK	cmyk(64.9%, 61%, 0%, 9.4%)
CIE-LAB	lab(45.40, 39.85, -72.57)
CIE-LCH	lch(45.40, 82.79, 298.77°)
OKLab	oklab(54.53% 0.0156 -0.2092)
OKLCH	oklch(54.53% 0.21 274.3)
XYZ	xyz(21.4685, 14.8293, 77.3168)
Luminance	0.1483 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515AE7 #E7DE51

analogous

#51A5E7 #515AE7 #9351E7

triadic

#515AE7 #E7515A #5AE751

tetradic

#515AE7 #E751A5 #E7DE51 #51E793

square

#515AE7 #E751A5 #E7DE51 #51E793

split-complementary

#515AE7 #E79351 #A5E751

monochromatic

#1720A7 #1E2ADC #515AE7 #878DEE #BDC0F6

Accessibility & contrast

On white

5.29

#515AE7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#515AE7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515AE7

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515AE7	#FFFFFF	#000000	##FFFFFF
##515AE7	1.00	5.29	3.97	5.29
#FFFFFF	5.29	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0072EC

Deuteranopia (green-blind)

#0065E4

Tritanopia (blue-blind)

#007D98

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #515ae7;
/* rgb */ color: rgb(81, 90, 231);
/* oklch */ color: oklch(54.5% 0.210 274.3);

Tailwind

colors: {
  custom: {
    50: '#9289f0',
    500: '#515ae7',
    950: '#000000',
  },
}

SCSS

$custom: #515ae7;
$custom-light: #9289f0;
$custom-dark: #000000;

JSON

{
  "hex": "#515ae7",
  "rgb": {
    "r": 81,
    "g": 90,
    "b": 231
  },
  "hsl": {
    "h": 236.4,
    "s": 75.758,
    "l": 61.176
  },
  "oklch": {
    "l": 0.54534,
    "c": 0.20974,
    "h": 274.3
  },
  "luminance": 0.14831
}

Semantic roles & 50–950 ramp

primary

#515AE7

secondary

#E6E3AE

accent

#CC0ED8

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0B17

muted

#7E7C85

Preview Lab

Preview with #515AE7

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

Preview Lab → · Contrast checker → · Palette generator →