#515ABC#515ABC

#515ABC is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.2% C 0.152 H 275.7°. Best body text is #FFFFFF at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#515ABC
RGB	rgb(81, 90, 188)
HSL	hsl(235, 44%, 53%)
HSV	hsv(235, 57%, 74%)
CMYK	cmyk(56.9%, 52.1%, 0%, 26.3%)
CIE-LAB	lab(42.29, 25.52, -52.93)
CIE-LCH	lch(42.29, 58.76, 295.74°)
OKLab	oklab(51.25% 0.0151 -0.1514)
OKLCH	oklch(51.25% 0.152 275.7)
XYZ	xyz(16.1237, 12.6914, 49.1672)
Luminance	0.1269 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#515ABC #BCB351

analogous

#5190BC #515ABC #7D51BC

triadic

#515ABC #BC515A #5ABC51

tetradic

#515ABC #BC5190 #BCB351 #51BC7D

square

#515ABC #BC5190 #BCB351 #51BC7D

split-complementary

#515ABC #BC7D51 #90BC51

monochromatic

#292E6A #3A4296 #515ABC #7D84CD #A9AEDE

Accessibility & contrast

On white

5.93

#515ABC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#515ABC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #515ABC

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##515ABC	#FFFFFF	#000000	##FFFFFF
##515ABC	1.00	5.93	3.54	5.93
#FFFFFF	5.93	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2368BF

Deuteranopia (green-blind)

#0C5FBA

Tritanopia (blue-blind)

#117082

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #515abc;
/* rgb */ color: rgb(81, 90, 188);
/* oklch */ color: oklch(51.2% 0.152 275.7);

Tailwind

colors: {
  custom: {
    50: '#8b88d1',
    500: '#515abc',
    950: '#000000',
  },
}

SCSS

$custom: #515abc;
$custom-light: #8b88d1;
$custom-dark: #000000;

JSON

{
  "hex": "#515abc",
  "rgb": {
    "r": 81,
    "g": 90,
    "b": 188
  },
  "hsl": {
    "h": 234.953,
    "s": 44.398,
    "l": 52.745
  },
  "oklch": {
    "l": 0.51246,
    "c": 0.15216,
    "h": 275.7
  },
  "luminance": 0.12692
}

Semantic roles & 50–950 ramp

primary

#515ABC

secondary

#CCC89D

accent

#C954D4

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0D0B14

muted

#7D7C82

Preview Lab

Preview with #515ABC

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

Preview Lab → · Contrast checker → · Palette generator →