#5158DA#5158DA

#5158DA is a mid, vivid blue. Relative luminance 0.138; OKLCH L 53.1% C 0.195 H 275.2°. Best body text is #FFFFFF at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#5158DA
RGB	rgb(81, 88, 218)
HSL	hsl(237, 65%, 59%)
HSV	hsv(237, 63%, 85%)
CMYK	cmyk(62.8%, 59.6%, 0%, 14.5%)
CIE-LAB	lab(43.93, 36.75, -67.58)
CIE-LCH	lch(43.93, 76.93, 298.54°)
OKLab	oklab(53.14% 0.0177 -0.1945)
OKLCH	oklch(53.14% 0.195 275.2)
XYZ	xyz(19.5338, 13.7891, 67.9482)
Luminance	0.1379 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5158DA #DAD351

analogous

#519CDA #5158DA #8E51DA

triadic

#5158DA #DA5158 #58DA51

tetradic

#5158DA #DA519C #DAD351 #51DA8E

square

#5158DA #DA519C #DAD351 #51DA8E

split-complementary

#5158DA #DA8E51 #9CDA51

monochromatic

#1F2592 #2A32C4 #5158DA #8388E5 #B6B9EF

Accessibility & contrast

On white

5.59

#5158DA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#5158DA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5158DA

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5158DA	#FFFFFF	#000000	##FFFFFF
##5158DA	1.00	5.59	3.76	5.59
#FFFFFF	5.59	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006EDE

Deuteranopia (green-blind)

#0062D7

Tritanopia (blue-blind)

#007890

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #5158da;
/* rgb */ color: rgb(81, 88, 218);
/* oklch */ color: oklch(53.1% 0.195 275.2);

Tailwind

colors: {
  custom: {
    50: '#9087e6',
    500: '#5158da',
    950: '#000000',
  },
}

SCSS

$custom: #5158da;
$custom-light: #9087e6;
$custom-dark: #000000;

JSON

{
  "hex": "#5158da",
  "rgb": {
    "r": 81,
    "g": 88,
    "b": 218
  },
  "hsl": {
    "h": 236.934,
    "s": 64.929,
    "l": 58.627
  },
  "oklch": {
    "l": 0.53138,
    "c": 0.19533,
    "h": 275.2
  },
  "luminance": 0.13791
}

Semantic roles & 50–950 ramp

primary

#5158DA

secondary

#DEDCA8

accent

#DF40E8

background

#F9F8FE

surface

#F2EFFC

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #5158DA

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

Preview Lab → · Contrast checker → · Palette generator →