#5153E2#5153E2

#5153E2 is a mid, highly saturated blue. Relative luminance 0.134; OKLCH L 52.9% C 0.212 H 275.8°. Best body text is #FFFFFF at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#5153E2
RGB	rgb(81, 83, 226)
HSL	hsl(239, 71%, 60%)
HSV	hsv(239, 64%, 89%)
CMYK	cmyk(64.2%, 63.3%, 0%, 11.4%)
CIE-LAB	lab(43.40, 42.41, -73.01)
CIE-LCH	lch(43.40, 84.43, 300.15°)
OKLab	oklab(52.94% 0.0214 -0.2105)
OKLCH	oklch(52.94% 0.212 275.8)
XYZ	xyz(20.2096, 13.4251, 73.4631)
Luminance	0.1343 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5153E2 #E2E051

analogous

#519CE2 #5153E2 #9751E2

triadic

#5153E2 #E25153 #53E251

tetradic

#5153E2 #E2519C #E2E051 #51E297

square

#5153E2 #E2519C #E2E051 #51E297

split-complementary

#5153E2 #E29751 #9CE251

monochromatic

#1A1C9E #2326D3 #5153E2 #8587EB #BABBF3

Accessibility & contrast

On white

5.70

#5153E2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#5153E2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5153E2

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5153E2	#FFFFFF	#000000	##FFFFFF
##5153E2	1.00	5.70	3.69	5.70
#FFFFFF	5.70	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DE7

Deuteranopia (green-blind)

#0060DF

Tritanopia (blue-blind)

#007893

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #5153e2;
/* rgb */ color: rgb(81, 83, 226);
/* oklch */ color: oklch(52.9% 0.212 275.8);

Tailwind

colors: {
  custom: {
    50: '#9284ec',
    500: '#5153e2',
    950: '#000000',
  },
}

SCSS

$custom: #5153e2;
$custom-light: #9284ec;
$custom-dark: #000000;

JSON

{
  "hex": "#5153e2",
  "rgb": {
    "r": 81,
    "g": 83,
    "b": 226
  },
  "hsl": {
    "h": 239.172,
    "s": 71.429,
    "l": 60.196
  },
  "oklch": {
    "l": 0.52942,
    "c": 0.21157,
    "h": 275.8
  },
  "luminance": 0.13427
}

Semantic roles & 50–950 ramp

primary

#5153E2

secondary

#E3E2AC

accent

#D112D3

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #5153E2

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

Preview Lab → · Contrast checker → · Palette generator →