#5153D7#5153D7

#5153D7 is a mid, vivid blue. Relative luminance 0.128; OKLCH L 52.0% C 0.198 H 276.4°. Best body text is #FFFFFF at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#5153D7
RGB	rgb(81, 83, 215)
HSL	hsl(239, 63%, 58%)
HSV	hsv(239, 62%, 84%)
CMYK	cmyk(62.3%, 61.4%, 0%, 15.7%)
CIE-LAB	lab(42.52, 38.81, -68.16)
CIE-LCH	lch(42.52, 78.43, 299.65°)
OKLab	oklab(52.03% 0.0221 -0.1963)
OKLCH	oklch(52.03% 0.198 276.4)
XYZ	xyz(18.7483, 12.8406, 65.7673)
Luminance	0.1284 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5153D7 #D7D551

analogous

#5196D7 #5153D7 #9251D7

triadic

#5153D7 #D75153 #53D751

tetradic

#5153D7 #D75196 #D7D551 #51D792

square

#5153D7 #D75196 #D7D551 #51D792

split-complementary

#5153D7 #D79251 #96D751

monochromatic

#20228D #2C2EBF #5153D7 #8384E2 #B5B5EE

Accessibility & contrast

On white

5.88

#5153D7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#5153D7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5153D7

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5153D7	#FFFFFF	#000000	##FFFFFF
##5153D7	1.00	5.88	3.57	5.88
#FFFFFF	5.88	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ADB

Deuteranopia (green-blind)

#005FD4

Tritanopia (blue-blind)

#00748D

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #5153d7;
/* rgb */ color: rgb(81, 83, 215);
/* oklch */ color: oklch(52.0% 0.198 276.4);

Tailwind

colors: {
  custom: {
    50: '#9083e4',
    500: '#5153d7',
    950: '#000000',
  },
}

SCSS

$custom: #5153d7;
$custom-light: #9083e4;
$custom-dark: #000000;

JSON

{
  "hex": "#5153d7",
  "rgb": {
    "r": 81,
    "g": 83,
    "b": 215
  },
  "hsl": {
    "h": 239.104,
    "s": 62.617,
    "l": 58.039
  },
  "oklch": {
    "l": 0.52029,
    "c": 0.1975,
    "h": 276.4
  },
  "luminance": 0.12842
}

Semantic roles & 50–950 ramp

primary

#5153D7

secondary

#DDDCA7

accent

#E342E6

background

#F9F8FE

surface

#F2EFFC

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #5153D7

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

Preview Lab → · Contrast checker → · Palette generator →