#658BEE#658BEE

#658BEE is a light, vivid blue. Relative luminance 0.274; OKLCH L 65.5% C 0.154 H 266.4°. Best body text is #000000 at 6.48:1 contrast (WCAG AA passes).

Color values

HEX	#658BEE
RGB	rgb(101, 139, 238)
HSL	hsl(223, 80%, 66%)
HSV	hsv(223, 58%, 93%)
CMYK	cmyk(57.6%, 41.6%, 0%, 6.7%)
CIE-LAB	lab(59.35, 15.77, -53.94)
CIE-LCH	lch(59.35, 56.20, 286.30°)
OKLab	oklab(65.5% -0.0096 -0.1534)
OKLCH	oklch(65.5% 0.154 266.4)
XYZ	xyz(30.0268, 27.4026, 84.5792)
Luminance	0.2741 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#658BEE #EEC865

analogous

#65CFEE #658BEE #8465EE

triadic

#658BEE #EE658B #8BEE65

tetradic

#658BEE #EE65CF #EEC865 #65EE84

square

#658BEE #EE65CF #EEC865 #65EE84

split-complementary

#658BEE #EE8465 #CFEE65

monochromatic

#1646C3 #2E61E8 #658BEE #9CB5F4 #D3DEFA

Accessibility & contrast

On white

3.24

#658BEE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.48

#658BEE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #658BEE

6.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##658BEE	#FFFFFF	#000000	##000000
##658BEE	1.00	3.24	6.48	6.48
#FFFFFF	3.24	1.00	21.00	21.00
#000000	6.48	21.00	1.00	1.00
##000000	6.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6095F2

Deuteranopia (green-blind)

#4D89EC

Tritanopia (blue-blind)

#00A1B1

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #658bee;
/* rgb */ color: rgb(101, 139, 238);
/* oklch */ color: oklch(65.5% 0.154 266.4);

Tailwind

colors: {
  custom: {
    50: '#9bacf4',
    500: '#658bee',
    950: '#000000',
  },
}

SCSS

$custom: #658bee;
$custom-light: #9bacf4;
$custom-dark: #000000;

JSON

{
  "hex": "#658bee",
  "rgb": {
    "r": 101,
    "g": 139,
    "b": 238
  },
  "hsl": {
    "h": 223.358,
    "s": 80.117,
    "l": 66.471
  },
  "oklch": {
    "l": 0.65499,
    "c": 0.15373,
    "h": 266.4
  },
  "luminance": 0.27405
}

Semantic roles & 50–950 ramp

primary

#658BEE

secondary

#EEE1C1

accent

#A209DC

background

#FAFAFE

surface

#F3F4FD

border

#CDCED5

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #658BEE

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

Preview Lab → · Contrast checker → · Palette generator →