#659BF8#659BF8

#659BF8 is a light, vivid blue. Relative luminance 0.330; OKLCH L 69.4% C 0.149 H 260.6°. Best body text is #000000 at 7.60:1 contrast (WCAG AA passes).

Color values

HEX	#659BF8
RGB	rgb(101, 155, 248)
HSL	hsl(218, 91%, 68%)
HSV	hsv(218, 59%, 97%)
CMYK	cmyk(59.3%, 37.5%, 0%, 2.7%)
CIE-LAB	lab(64.15, 9.56, -51.82)
CIE-LCH	lch(64.15, 52.69, 280.45°)
OKLab	oklab(69.38% -0.0243 -0.147)
OKLCH	oklch(69.38% 0.149 260.6)
XYZ	xyz(34.0255, 32.9837, 93.3621)
Luminance	0.3299 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#659BF8 #F8C265

analogous

#65E4F8 #659BF8 #7865F8

triadic

#659BF8 #F8659B #9BF865

tetradic

#659BF8 #F865E4 #F8C265 #65F878

square

#659BF8 #F865E4 #F8C265 #65F878

split-complementary

#659BF8 #F87865 #E4F865

monochromatic

#0A56D9 #2A75F5 #659BF8 #A0C1FB #DAE7FD

Accessibility & contrast

On white

2.76

#659BF8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.60

#659BF8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #659BF8

7.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##659BF8	#FFFFFF	#000000	##000000
##659BF8	1.00	2.76	7.60	7.60
#FFFFFF	2.76	1.00	21.00	21.00
#000000	7.60	21.00	1.00	1.00
##000000	7.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#73A3FC

Deuteranopia (green-blind)

#6095F6

Tritanopia (blue-blind)

#00B0BE

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #659bf8;
/* rgb */ color: rgb(101, 155, 248);
/* oklch */ color: oklch(69.4% 0.149 260.6);

Tailwind

colors: {
  custom: {
    50: '#9cb8fb',
    500: '#659bf8',
    950: '#000000',
  },
}

SCSS

$custom: #659bf8;
$custom-light: #9cb8fb;
$custom-dark: #000000;

JSON

{
  "hex": "#659bf8",
  "rgb": {
    "r": 101,
    "g": 155,
    "b": 248
  },
  "hsl": {
    "h": 217.959,
    "s": 91.304,
    "l": 68.431
  },
  "oklch": {
    "l": 0.69379,
    "c": 0.14903,
    "h": 260.6
  },
  "luminance": 0.32987
}

Semantic roles & 50–950 ramp

primary

#659BF8

secondary

#F3E2C6

accent

#9100E6

background

#FAFBFF

surface

#F4F6FF

border

#CED0D7

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #659BF8

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

Preview Lab → · Contrast checker → · Palette generator →