#658FDF#658FDF

#658FDF is a light, vivid blue. Relative luminance 0.277; OKLCH L 65.5% C 0.129 H 262.4°. Best body text is #000000 at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#658FDF
RGB	rgb(101, 143, 223)
HSL	hsl(219, 66%, 64%)
HSV	hsv(219, 55%, 87%)
CMYK	cmyk(54.7%, 35.9%, 0%, 12.5%)
CIE-LAB	lab(59.65, 8.60, -45.13)
CIE-LCH	lch(59.65, 45.94, 280.79°)
OKLab	oklab(65.48% -0.0171 -0.1276)
OKLCH	oklch(65.48% 0.129 262.4)
XYZ	xyz(28.5040, 27.7371, 73.6495)
Luminance	0.2774 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#658FDF #DFB565

analogous

#65CCDF #658FDF #7865DF

triadic

#658FDF #DF658F #8FDF65

tetradic

#658FDF #DF65CC #DFB565 #65DF78

square

#658FDF #DF65CC #DFB565 #65DF78

split-complementary

#658FDF #DF7865 #CCDF65

monochromatic

#2350A7 #326AD4 #658FDF #98B4EA #CAD9F4

Accessibility & contrast

On white

3.21

#658FDF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.55

#658FDF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #658FDF

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##658FDF	#FFFFFF	#000000	##000000
##658FDF	1.00	3.21	6.55	6.55
#FFFFFF	3.21	1.00	21.00	21.00
#000000	6.55	21.00	1.00	1.00
##000000	6.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F96E2

Deuteranopia (green-blind)

#608ADD

Tritanopia (blue-blind)

#1AA1AC

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #658fdf;
/* rgb */ color: rgb(101, 143, 223);
/* oklch */ color: oklch(65.5% 0.129 262.4);

Tailwind

colors: {
  custom: {
    50: '#99afe9',
    500: '#658fdf',
    950: '#000000',
  },
}

SCSS

$custom: #658fdf;
$custom-light: #99afe9;
$custom-dark: #000000;

JSON

{
  "hex": "#658fdf",
  "rgb": {
    "r": 101,
    "g": 143,
    "b": 223
  },
  "hsl": {
    "h": 219.344,
    "s": 65.591,
    "l": 63.529
  },
  "oklch": {
    "l": 0.65483,
    "c": 0.12875,
    "h": 262.4
  },
  "luminance": 0.27739
}

Semantic roles & 50–950 ramp

primary

#658FDF

secondary

#E6D7BA

accent

#8F18CD

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #658FDF

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

Preview Lab → · Contrast checker → · Palette generator →