#658FEA#658FEA

#658FEA is a light, vivid blue. Relative luminance 0.284; OKLCH L 66.1% C 0.144 H 264.1°. Best body text is #000000 at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#658FEA
RGB	rgb(101, 143, 234)
HSL	hsl(221, 76%, 66%)
HSV	hsv(221, 57%, 92%)
CMYK	cmyk(56.8%, 38.9%, 0%, 8.2%)
CIE-LAB	lab(60.20, 12.10, -50.37)
CIE-LCH	lch(60.20, 51.80, 283.51°)
OKLab	oklab(66.09% -0.0146 -0.1429)
OKLCH	oklch(66.09% 0.144 264.1)
XYZ	xyz(30.0355, 28.3497, 81.7152)
Luminance	0.2835 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#658FEA #EAC065

analogous

#65D1EA #658FEA #7D65EA

triadic

#658FEA #EA658F #8FEA65

tetradic

#658FEA #EA65D1 #EAC065 #65EA7D

square

#658FEA #EA65D1 #EAC065 #65EA7D

split-complementary

#658FEA #EA7D65 #D1EA65

monochromatic

#1A4DBB #2F68E3 #658FEA #9BB6F1 #D1DDF9

Accessibility & contrast

On white

3.15

#658FEA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.67

#658FEA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #658FEA

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##658FEA	#FFFFFF	#000000	##000000
##658FEA	1.00	3.15	6.67	6.67
#FFFFFF	3.15	1.00	21.00	21.00
#000000	6.67	21.00	1.00	1.00
##000000	6.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6998EE

Deuteranopia (green-blind)

#588BE8

Tritanopia (blue-blind)

#00A3B1

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #658fea;
/* rgb */ color: rgb(101, 143, 234);
/* oklch */ color: oklch(66.1% 0.144 264.1);

Tailwind

colors: {
  custom: {
    50: '#9aaff1',
    500: '#658fea',
    950: '#000000',
  },
}

SCSS

$custom: #658fea;
$custom-light: #9aaff1;
$custom-dark: #000000;

JSON

{
  "hex": "#658fea",
  "rgb": {
    "r": 101,
    "g": 143,
    "b": 234
  },
  "hsl": {
    "h": 221.053,
    "s": 76,
    "l": 65.686
  },
  "oklch": {
    "l": 0.66092,
    "c": 0.14366,
    "h": 264.1
  },
  "luminance": 0.28352
}

Semantic roles & 50–950 ramp

primary

#658FEA

secondary

#ECDEBF

accent

#980DD8

background

#FAFAFE

surface

#F3F4FD

border

#CDCED5

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #658FEA

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

Preview Lab → · Contrast checker → · Palette generator →