#659FF3#659FF3

#659FF3 is a light, vivid blue. Relative luminance 0.340; OKLCH L 70.0% C 0.138 H 257.6°. Best body text is #000000 at 7.81:1 contrast (WCAG AA passes).

Color values

HEX	#659FF3
RGB	rgb(101, 159, 243)
HSL	hsl(215, 86%, 67%)
HSV	hsv(215, 58%, 95%)
CMYK	cmyk(58.4%, 34.6%, 0%, 4.7%)
CIE-LAB	lab(64.99, 5.63, -47.76)
CIE-LCH	lch(64.99, 48.09, 276.73°)
OKLab	oklab(69.95% -0.0296 -0.1351)
OKLCH	oklch(69.95% 0.138 257.6)
XYZ	xyz(33.9369, 34.0311, 89.5569)
Luminance	0.3403 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#659FF3 #F3B965

analogous

#65E6F3 #659FF3 #7265F3

triadic

#659FF3 #F3659F #9FF365

tetradic

#659FF3 #F365E6 #F3B965 #65F372

square

#659FF3 #F365E6 #F3B965 #65F372

split-complementary

#659FF3 #F37265 #E6F365

monochromatic

#105DCE #2C7CEF #659FF3 #9EC2F7 #D7E6FC

Accessibility & contrast

On white

2.69

#659FF3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.81

#659FF3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #659FF3

7.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##659FF3	#FFFFFF	#000000	##000000
##659FF3	1.00	2.69	7.81	7.81
#FFFFFF	2.69	1.00	21.00	21.00
#000000	7.81	21.00	1.00	1.00
##000000	7.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7CA5F6

Deuteranopia (green-blind)

#6998F1

Tritanopia (blue-blind)

#00B2BE

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #659ff3;
/* rgb */ color: rgb(101, 159, 243);
/* oklch */ color: oklch(70.0% 0.138 257.6);

Tailwind

colors: {
  custom: {
    50: '#9bbbf7',
    500: '#659ff3',
    950: '#000000',
  },
}

SCSS

$custom: #659ff3;
$custom-light: #9bbbf7;
$custom-dark: #000000;

JSON

{
  "hex": "#659ff3",
  "rgb": {
    "r": 101,
    "g": 159,
    "b": 243
  },
  "hsl": {
    "h": 215.493,
    "s": 85.542,
    "l": 67.451
  },
  "oklch": {
    "l": 0.69952,
    "c": 0.13833,
    "h": 257.6
  },
  "luminance": 0.34034
}

Semantic roles & 50–950 ramp

primary

#659FF3

secondary

#F0DEC4

accent

#8703E2

background

#FAFBFF

surface

#F4F6FF

border

#CED0D7

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #659FF3

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

Preview Lab → · Contrast checker → · Palette generator →