#659EF7#659EF7

#659EF7 is a light, vivid blue. Relative luminance 0.339; OKLCH L 70.0% C 0.145 H 259.0°. Best body text is #000000 at 7.79:1 contrast (WCAG AA passes).

Color values

HEX	#659EF7
RGB	rgb(101, 158, 247)
HSL	hsl(217, 90%, 68%)
HSV	hsv(217, 59%, 97%)
CMYK	cmyk(59.1%, 36%, 0%, 3.1%)
CIE-LAB	lab(64.91, 7.49, -50.07)
CIE-LCH	lch(64.91, 50.63, 278.51°)
OKLab	oklab(69.95% -0.0276 -0.1419)
OKLCH	oklch(69.95% 0.145 259)
XYZ	xyz(34.3763, 33.9328, 92.7158)
Luminance	0.3394 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#659EF7 #F7BE65

analogous

#65E7F7 #659EF7 #7565F7

triadic

#659EF7 #F7659E #9EF765

tetradic

#659EF7 #F765E7 #F7BE65 #65F775

square

#659EF7 #F765E7 #F7BE65 #65F775

split-complementary

#659EF7 #F77565 #E7F765

monochromatic

#0B5BD6 #2B79F4 #659EF7 #9FC3FA #D9E7FD

Accessibility & contrast

On white

2.70

#659EF7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.79

#659EF7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #659EF7

7.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##659EF7	#FFFFFF	#000000	##000000
##659EF7	1.00	2.70	7.79	7.79
#FFFFFF	2.70	1.00	21.00	21.00
#000000	7.79	21.00	1.00	1.00
##000000	7.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#78A5FB

Deuteranopia (green-blind)

#6597F5

Tritanopia (blue-blind)

#00B2BF

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #659ef7;
/* rgb */ color: rgb(101, 158, 247);
/* oklch */ color: oklch(70.0% 0.145 259.0);

Tailwind

colors: {
  custom: {
    50: '#9cbafa',
    500: '#659ef7',
    950: '#000000',
  },
}

SCSS

$custom: #659ef7;
$custom-light: #9cbafa;
$custom-dark: #000000;

JSON

{
  "hex": "#659ef7",
  "rgb": {
    "r": 101,
    "g": 158,
    "b": 247
  },
  "hsl": {
    "h": 216.575,
    "s": 90.123,
    "l": 68.235
  },
  "oklch": {
    "l": 0.69954,
    "c": 0.14455,
    "h": 259
  },
  "luminance": 0.33936
}

Semantic roles & 50–950 ramp

primary

#659EF7

secondary

#F2E1C6

accent

#8C00E6

background

#FAFBFF

surface

#F4F6FF

border

#CED0D7

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #659EF7

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

Preview Lab → · Contrast checker → · Palette generator →