#658EF3#658EF3

#658EF3 is a light, vivid blue. Relative luminance 0.286; OKLCH L 66.4% C 0.157 H 265.7°. Best body text is #000000 at 6.72:1 contrast (WCAG AA passes).

Color values

HEX	#658EF3
RGB	rgb(101, 142, 243)
HSL	hsl(223, 86%, 67%)
HSV	hsv(223, 58%, 95%)
CMYK	cmyk(58.4%, 41.6%, 0%, 4.7%)
CIE-LAB	lab(60.41, 15.60, -55.01)
CIE-LCH	lch(60.41, 57.18, 285.83°)
OKLab	oklab(66.41% -0.0118 -0.1565)
OKLCH	oklch(66.41% 0.157 265.7)
XYZ	xyz(31.2120, 28.5812, 88.6486)
Luminance	0.2858 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#658EF3 #F3CA65

analogous

#65D5F3 #658EF3 #8365F3

triadic

#658EF3 #F3658E #8EF365

tetradic

#658EF3 #F365D5 #F3CA65 #65F383

square

#658EF3 #F365D5 #F3CA65 #65F383

split-complementary

#658EF3 #F38365 #D5F365

monochromatic

#1047CE #2C64EF #658EF3 #9EB8F7 #D7E1FC

Accessibility & contrast

On white

3.13

#658EF3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.72

#658EF3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #658EF3

6.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##658EF3	#FFFFFF	#000000	##000000
##658EF3	1.00	3.13	6.72	6.72
#FFFFFF	3.13	1.00	21.00	21.00
#000000	6.72	21.00	1.00	1.00
##000000	6.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6299F7

Deuteranopia (green-blind)

#4E8CF1

Tritanopia (blue-blind)

#00A5B5

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #658ef3;
/* rgb */ color: rgb(101, 142, 243);
/* oklch */ color: oklch(66.4% 0.157 265.7);

Tailwind

colors: {
  custom: {
    50: '#9baef7',
    500: '#658ef3',
    950: '#000000',
  },
}

SCSS

$custom: #658ef3;
$custom-light: #9baef7;
$custom-dark: #000000;

JSON

{
  "hex": "#658ef3",
  "rgb": {
    "r": 101,
    "g": 142,
    "b": 243
  },
  "hsl": {
    "h": 222.676,
    "s": 85.542,
    "l": 67.451
  },
  "oklch": {
    "l": 0.66406,
    "c": 0.15698,
    "h": 265.7
  },
  "luminance": 0.28584
}

Semantic roles & 50–950 ramp

primary

#658EF3

secondary

#F0E3C4

accent

#A203E2

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #658EF3

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

Preview Lab → · Contrast checker → · Palette generator →