#515BAD#515BAD

#515BAD is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.4% C 0.129 H 275.5°. Best body text is #FFFFFF at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#515BAD
RGB	rgb(81, 91, 173)
HSL	hsl(233, 36%, 50%)
HSV	hsv(233, 53%, 68%)
CMYK	cmyk(53.2%, 47.4%, 0%, 32.2%)
CIE-LAB	lab(41.61, 19.93, -45.24)
CIE-LCH	lch(41.61, 49.43, 293.77°)
OKLab	oklab(50.42% 0.0124 -0.1288)
OKLCH	oklch(50.42% 0.129 275.5)
XYZ	xyz(14.6749, 12.2477, 41.1178)
Luminance	0.1225 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515BAD #ADA351

analogous

#5189AD #515BAD #7551AD

triadic

#515BAD #AD515B #5BAD51

tetradic

#515BAD #AD5189 #ADA351 #51AD75

square

#515BAD #AD5189 #ADA351 #51AD75

split-complementary

#515BAD #AD7551 #89AD51

monochromatic

#2A2F5A #3D4583 #515BAD #7A82C1 #A4A9D4

Accessibility & contrast

On white

6.09

#515BAD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#515BAD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515BAD

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515BAD	#FFFFFF	#000000	##FFFFFF
##515BAD	1.00	6.09	3.45	6.09
#FFFFFF	6.09	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3666B0

Deuteranopia (green-blind)

#2C5FAB

Tritanopia (blue-blind)

#276D7B

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #515bad;
/* rgb */ color: rgb(81, 91, 173);
/* oklch */ color: oklch(50.4% 0.129 275.5);

Tailwind

colors: {
  custom: {
    50: '#8889c6',
    500: '#515bad',
    950: '#000000',
  },
}

SCSS

$custom: #515bad;
$custom-light: #8889c6;
$custom-dark: #000000;

JSON

{
  "hex": "#515bad",
  "rgb": {
    "r": 81,
    "g": 91,
    "b": 173
  },
  "hsl": {
    "h": 233.478,
    "s": 36.22,
    "l": 49.804
  },
  "oklch": {
    "l": 0.50421,
    "c": 0.12939,
    "h": 275.5
  },
  "luminance": 0.12249
}

Semantic roles & 50–950 ramp

primary

#515BAD

secondary

#C2BD98

accent

#C05CCC

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0C0B13

muted

#7D7C82

Preview Lab

Preview with #515BAD

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

Preview Lab → · Contrast checker → · Palette generator →