#658CF1#658CF1

#658CF1 is a light, vivid blue. Relative luminance 0.279; OKLCH L 65.9% C 0.157 H 266.3°. Best body text is #000000 at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#658CF1
RGB	rgb(101, 140, 241)
HSL	hsl(223, 83%, 67%)
HSV	hsv(223, 58%, 95%)
CMYK	cmyk(58.1%, 41.9%, 0%, 5.5%)
CIE-LAB	lab(59.77, 16.15, -54.92)
CIE-LCH	lch(59.77, 57.25, 286.38°)
OKLab	oklab(65.88% -0.0101 -0.1563)
OKLCH	oklch(65.88% 0.157 266.3)
XYZ	xyz(30.6167, 27.8712, 86.9683)
Luminance	0.2787 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#658CF1 #F1CA65

analogous

#65D2F1 #658CF1 #8465F1

triadic

#658CF1 #F1658C #8CF165

tetradic

#658CF1 #F165D2 #F1CA65 #65F184

square

#658CF1 #F165D2 #F1CA65 #65F184

split-complementary

#658CF1 #F18465 #D2F165

monochromatic

#1245C9 #2D62EC #658CF1 #9DB6F6 #D5E0FB

Accessibility & contrast

On white

3.19

#658CF1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.57

#658CF1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #658CF1

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##658CF1	#FFFFFF	#000000	##000000
##658CF1	1.00	3.19	6.57	6.57
#FFFFFF	3.19	1.00	21.00	21.00
#000000	6.57	21.00	1.00	1.00
##000000	6.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F97F5

Deuteranopia (green-blind)

#4C8AEF

Tritanopia (blue-blind)

#00A2B3

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #658cf1;
/* rgb */ color: rgb(101, 140, 241);
/* oklch */ color: oklch(65.9% 0.157 266.3);

Tailwind

colors: {
  custom: {
    50: '#9badf6',
    500: '#658cf1',
    950: '#000000',
  },
}

SCSS

$custom: #658cf1;
$custom-light: #9badf6;
$custom-dark: #000000;

JSON

{
  "hex": "#658cf1",
  "rgb": {
    "r": 101,
    "g": 140,
    "b": 241
  },
  "hsl": {
    "h": 223.286,
    "s": 83.333,
    "l": 67.059
  },
  "oklch": {
    "l": 0.6588,
    "c": 0.15662,
    "h": 266.3
  },
  "luminance": 0.27874
}

Semantic roles & 50–950 ramp

primary

#658CF1

secondary

#EFE3C3

accent

#A306E0

background

#FAFAFF

surface

#F4F4FE

border

#CECED6

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #658CF1

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

Preview Lab → · Contrast checker → · Palette generator →