#658FE9#658FE9

#658FE9 is a light, vivid blue. Relative luminance 0.283; OKLCH L 66.0% C 0.142 H 264.0°. Best body text is #000000 at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#658FE9
RGB	rgb(101, 143, 233)
HSL	hsl(221, 75%, 65%)
HSV	hsv(221, 57%, 91%)
CMYK	cmyk(56.7%, 38.6%, 0%, 8.6%)
CIE-LAB	lab(60.15, 11.78, -49.89)
CIE-LCH	lch(60.15, 51.27, 283.29°)
OKLab	oklab(66.04% -0.0149 -0.1415)
OKLCH	oklch(66.04% 0.142 264)
XYZ	xyz(29.8923, 28.2924, 80.9607)
Luminance	0.2829 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#658FE9 #E9BF65

analogous

#65D1E9 #658FE9 #7D65E9

triadic

#658FE9 #E9658F #8FE965

tetradic

#658FE9 #E965D1 #E9BF65 #65E97D

square

#658FE9 #E965D1 #E9BF65 #65E97D

split-complementary

#658FE9 #E97D65 #D1E965

monochromatic

#1A4DB9 #2F68E1 #658FE9 #9BB6F1 #D0DDF8

Accessibility & contrast

On white

3.15

#658FE9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.66

#658FE9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #658FE9

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##658FE9	#FFFFFF	#000000	##000000
##658FE9	1.00	3.15	6.66	6.66
#FFFFFF	3.15	1.00	21.00	21.00
#000000	6.66	21.00	1.00	1.00
##000000	6.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6997ED

Deuteranopia (green-blind)

#588BE7

Tritanopia (blue-blind)

#00A3B1

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #658fe9;
/* rgb */ color: rgb(101, 143, 233);
/* oklch */ color: oklch(66.0% 0.142 264.0);

Tailwind

colors: {
  custom: {
    50: '#9aaff0',
    500: '#658fe9',
    950: '#000000',
  },
}

SCSS

$custom: #658fe9;
$custom-light: #9aaff0;
$custom-dark: #000000;

JSON

{
  "hex": "#658fe9",
  "rgb": {
    "r": 101,
    "g": 143,
    "b": 233
  },
  "hsl": {
    "h": 220.909,
    "s": 75,
    "l": 65.49
  },
  "oklch": {
    "l": 0.66036,
    "c": 0.14231,
    "h": 264
  },
  "luminance": 0.28295
}

Semantic roles & 50–950 ramp

primary

#658FE9

secondary

#EBDDBF

accent

#970ED7

background

#FAFAFE

surface

#F3F4FD

border

#CDCED5

text

#0F1016

muted

#7F7F84

Preview Lab

Preview with #658FE9

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

Preview Lab → · Contrast checker → · Palette generator →