#515CAE#515CAE

#515CAE is a mid, vivid blue. Relative luminance 0.125; OKLCH L 50.7% C 0.129 H 275.1°. Best body text is #FFFFFF at 6.01:1 contrast (WCAG AA passes).

Color values

HEX	#515CAE
RGB	rgb(81, 92, 174)
HSL	hsl(233, 36%, 50%)
HSV	hsv(233, 53%, 68%)
CMYK	cmyk(53.4%, 47.1%, 0%, 31.8%)
CIE-LAB	lab(41.94, 19.62, -45.30)
CIE-LCH	lch(41.94, 49.37, 293.42°)
OKLab	oklab(50.69% 0.0114 -0.129)
OKLCH	oklch(50.69% 0.129 275.1)
XYZ	xyz(14.8580, 12.4586, 41.6580)
Luminance	0.1246 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515CAE #AEA351

analogous

#518BAE #515CAE #7451AE

triadic

#515CAE #AE515C #5CAE51

tetradic

#515CAE #AE518B #AEA351 #51AE74

square

#515CAE #AE518B #AEA351 #51AE74

split-complementary

#515CAE #AE7451 #8BAE51

monochromatic

#2A305A #3E4684 #515CAE #7B83C1 #A5AAD5

Accessibility & contrast

On white

6.01

#515CAE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#515CAE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515CAE

6.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515CAE	#FFFFFF	#000000	##FFFFFF
##515CAE	1.00	6.01	3.49	6.01
#FFFFFF	6.01	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3767B1

Deuteranopia (green-blind)

#2D5FAC

Tritanopia (blue-blind)

#266E7C

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #515cae;
/* rgb */ color: rgb(81, 92, 174);
/* oklch */ color: oklch(50.7% 0.129 275.1);

Tailwind

colors: {
  custom: {
    50: '#888ac7',
    500: '#515cae',
    950: '#000000',
  },
}

SCSS

$custom: #515cae;
$custom-light: #888ac7;
$custom-dark: #000000;

JSON

{
  "hex": "#515cae",
  "rgb": {
    "r": 81,
    "g": 92,
    "b": 174
  },
  "hsl": {
    "h": 232.903,
    "s": 36.471,
    "l": 50
  },
  "oklch": {
    "l": 0.5069,
    "c": 0.12947,
    "h": 275.1
  },
  "luminance": 0.1246
}

Semantic roles & 50–950 ramp

primary

#515CAE

secondary

#C2BD99

accent

#BF5BCC

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0C0B13

muted

#7D7C82

Preview Lab

Preview with #515CAE

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

Preview Lab → · Contrast checker → · Palette generator →