#658CF0#658CF0

#658CF0 is a light, vivid blue. Relative luminance 0.278; OKLCH L 65.8% C 0.155 H 266.2°. Best body text is #000000 at 6.56:1 contrast (WCAG AA passes).

Color values

HEX	#658CF0
RGB	rgb(101, 140, 240)
HSL	hsl(223, 82%, 67%)
HSV	hsv(223, 58%, 94%)
CMYK	cmyk(57.9%, 41.7%, 0%, 5.9%)
CIE-LAB	lab(59.72, 15.82, -54.46)
CIE-LCH	lch(59.72, 56.71, 286.20°)
OKLab	oklab(65.82% -0.0103 -0.1549)
OKLCH	oklch(65.82% 0.155 266.2)
XYZ	xyz(30.4677, 27.8117, 86.1838)
Luminance	0.2781 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#658CF0 #F0C965

analogous

#65D2F0 #658CF0 #8365F0

triadic

#658CF0 #F0658C #8CF065

tetradic

#658CF0 #F065D2 #F0C965 #65F083

square

#658CF0 #F065D2 #F0C965 #65F083

split-complementary

#658CF0 #F08365 #D2F065

monochromatic

#1346C7 #2D62EB #658CF0 #9DB6F5 #D5DFFB

Accessibility & contrast

On white

3.20

#658CF0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.56

#658CF0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #658CF0

6.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##658CF0	#FFFFFF	#000000	##000000
##658CF0	1.00	3.20	6.56	6.56
#FFFFFF	3.20	1.00	21.00	21.00
#000000	6.56	21.00	1.00	1.00
##000000	6.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6097F4

Deuteranopia (green-blind)

#4D8AEE

Tritanopia (blue-blind)

#00A2B2

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #658cf0;
/* rgb */ color: rgb(101, 140, 240);
/* oklch */ color: oklch(65.8% 0.155 266.2);

Tailwind

colors: {
  custom: {
    50: '#9badf5',
    500: '#658cf0',
    950: '#000000',
  },
}

SCSS

$custom: #658cf0;
$custom-light: #9badf5;
$custom-dark: #000000;

JSON

{
  "hex": "#658cf0",
  "rgb": {
    "r": 101,
    "g": 140,
    "b": 240
  },
  "hsl": {
    "h": 223.165,
    "s": 82.249,
    "l": 66.863
  },
  "oklch": {
    "l": 0.65821,
    "c": 0.15527,
    "h": 266.2
  },
  "luminance": 0.27814
}

Semantic roles & 50–950 ramp

primary

#658CF0

secondary

#EFE2C2

accent

#A207DF

background

#FAFAFF

surface

#F4F4FE

border

#CECED6

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #658CF0

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

Preview Lab → · Contrast checker → · Palette generator →