#658FEB#658FEB

#658FEB is a light, vivid blue. Relative luminance 0.284; OKLCH L 66.1% C 0.145 H 264.3°. Best body text is #000000 at 6.68:1 contrast (WCAG AA passes).

Color values

HEX	#658FEB
RGB	rgb(101, 143, 235)
HSL	hsl(221, 77%, 66%)
HSV	hsv(221, 57%, 92%)
CMYK	cmyk(57%, 39.1%, 0%, 7.8%)
CIE-LAB	lab(60.25, 12.43, -50.84)
CIE-LCH	lch(60.25, 52.33, 283.73°)
OKLab	oklab(66.15% -0.0144 -0.1443)
OKLCH	oklch(66.15% 0.145 264.3)
XYZ	xyz(30.1796, 28.4073, 82.4739)
Luminance	0.2841 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#658FEB #EBC165

analogous

#65D2EB #658FEB #7E65EB

triadic

#658FEB #EB658F #8FEB65

tetradic

#658FEB #EB65D2 #EBC165 #65EB7E

square

#658FEB #EB65D2 #EBC165 #65EB7E

split-complementary

#658FEB #EB7E65 #D2EB65

monochromatic

#194CBD #2F68E4 #658FEB #9BB6F2 #D1DEF9

Accessibility & contrast

On white

3.14

#658FEB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.68

#658FEB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #658FEB

6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##658FEB	#FFFFFF	#000000	##000000
##658FEB	1.00	3.14	6.68	6.68
#FFFFFF	3.14	1.00	21.00	21.00
#000000	6.68	21.00	1.00	1.00
##000000	6.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6898EF

Deuteranopia (green-blind)

#578CE9

Tritanopia (blue-blind)

#00A3B2

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #658feb;
/* rgb */ color: rgb(101, 143, 235);
/* oklch */ color: oklch(66.1% 0.145 264.3);

Tailwind

colors: {
  custom: {
    50: '#9aaff2',
    500: '#658feb',
    950: '#000000',
  },
}

SCSS

$custom: #658feb;
$custom-light: #9aaff2;
$custom-dark: #000000;

JSON

{
  "hex": "#658feb",
  "rgb": {
    "r": 101,
    "g": 143,
    "b": 235
  },
  "hsl": {
    "h": 221.194,
    "s": 77.011,
    "l": 65.882
  },
  "oklch": {
    "l": 0.66149,
    "c": 0.14501,
    "h": 264.3
  },
  "luminance": 0.2841
}

Semantic roles & 50–950 ramp

primary

#658FEB

secondary

#ECDEC0

accent

#990CD9

background

#FAFAFE

surface

#F3F4FD

border

#CDCED5

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #658FEB

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

Preview Lab → · Contrast checker → · Palette generator →