#658FEC#658FEC

#658FEC is a light, vivid blue. Relative luminance 0.285; OKLCH L 66.2% C 0.146 H 264.4°. Best body text is #000000 at 6.69:1 contrast (WCAG AA passes).

Color values

HEX	#658FEC
RGB	rgb(101, 143, 236)
HSL	hsl(221, 78%, 66%)
HSV	hsv(221, 57%, 93%)
CMYK	cmyk(57.2%, 39.4%, 0%, 7.5%)
CIE-LAB	lab(60.31, 12.75, -51.31)
CIE-LCH	lch(60.31, 52.87, 283.95°)
OKLab	oklab(66.21% -0.0142 -0.1457)
OKLCH	oklch(66.21% 0.146 264.4)
XYZ	xyz(30.3244, 28.4653, 83.2370)
Luminance	0.2847 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#658FEC #ECC265

analogous

#65D3EC #658FEC #7E65EC

triadic

#658FEC #EC658F #8FEC65

tetradic

#658FEC #EC65D3 #ECC265 #65EC7E

square

#658FEC #EC65D3 #ECC265 #65EC7E

split-complementary

#658FEC #EC7E65 #D3EC65

monochromatic

#184CBF #2F67E5 #658FEC #9BB7F3 #D2DEF9

Accessibility & contrast

On white

3.14

#658FEC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.69

#658FEC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #658FEC

6.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##658FEC	#FFFFFF	#000000	##000000
##658FEC	1.00	3.14	6.69	6.69
#FFFFFF	3.14	1.00	21.00	21.00
#000000	6.69	21.00	1.00	1.00
##000000	6.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6898F0

Deuteranopia (green-blind)

#568CEA

Tritanopia (blue-blind)

#00A4B2

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #658fec;
/* rgb */ color: rgb(101, 143, 236);
/* oklch */ color: oklch(66.2% 0.146 264.4);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#658fec",
  "rgb": {
    "r": 101,
    "g": 143,
    "b": 236
  },
  "hsl": {
    "h": 221.333,
    "s": 78.035,
    "l": 66.078
  },
  "oklch": {
    "l": 0.66206,
    "c": 0.14636,
    "h": 264.4
  },
  "luminance": 0.28468
}

Semantic roles & 50–950 ramp

primary

#658FEC

secondary

#EDDFC0

accent

#9A0BDA

background

#FAFAFE

surface

#F3F4FD

border

#CDCED5

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #658FEC

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

Preview Lab → · Contrast checker → · Palette generator →