#659BF9#659BF9

#659BF9 is a light, vivid blue. Relative luminance 0.330; OKLCH L 69.4% C 0.150 H 260.8°. Best body text is #000000 at 7.61:1 contrast (WCAG AA passes).

Color values

HEX	#659BF9
RGB	rgb(101, 155, 249)
HSL	hsl(218, 93%, 69%)
HSV	hsv(218, 59%, 98%)
CMYK	cmyk(59.4%, 37.8%, 0%, 2.4%)
CIE-LAB	lab(64.20, 9.88, -52.29)
CIE-LCH	lch(64.20, 53.21, 280.70°)
OKLab	oklab(69.43% -0.024 -0.1484)
OKLCH	oklch(69.43% 0.15 260.8)
XYZ	xyz(34.1811, 33.0460, 94.1814)
Luminance	0.3305 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#659BF9 #F9C365

analogous

#65E5F9 #659BF9 #7965F9

triadic

#659BF9 #F9659B #9BF965

tetradic

#659BF9 #F965E5 #F9C365 #65F979

square

#659BF9 #F965E5 #F9C365 #65F979

split-complementary

#659BF9 #F97965 #E5F965

monochromatic

#0955DB #2A75F7 #659BF9 #A0C1FB #DBE7FE

Accessibility & contrast

On white

2.76

#659BF9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.61

#659BF9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #659BF9

7.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##659BF9	#FFFFFF	#000000	##000000
##659BF9	1.00	2.76	7.61	7.61
#FFFFFF	2.76	1.00	21.00	21.00
#000000	7.61	21.00	1.00	1.00
##000000	7.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#73A3FD

Deuteranopia (green-blind)

#5F95F7

Tritanopia (blue-blind)

#00B0BE

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #659bf9;
/* rgb */ color: rgb(101, 155, 249);
/* oklch */ color: oklch(69.4% 0.150 260.8);

Tailwind

colors: {
  custom: {
    50: '#9cb8fc',
    500: '#659bf9',
    950: '#000000',
  },
}

SCSS

$custom: #659bf9;
$custom-light: #9cb8fc;
$custom-dark: #000000;

JSON

{
  "hex": "#659bf9",
  "rgb": {
    "r": 101,
    "g": 155,
    "b": 249
  },
  "hsl": {
    "h": 218.108,
    "s": 92.5,
    "l": 68.627
  },
  "oklch": {
    "l": 0.69434,
    "c": 0.15034,
    "h": 260.8
  },
  "luminance": 0.33049
}

Semantic roles & 50–950 ramp

primary

#659BF9

secondary

#F3E3C7

accent

#9200E6

background

#FAFBFF

surface

#F4F6FF

border

#CED0D7

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #659BF9

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

Preview Lab → · Contrast checker → · Palette generator →