#659DF8#659DF8

#659DF8 is a light, vivid blue. Relative luminance 0.337; OKLCH L 69.8% C 0.147 H 259.7°. Best body text is #000000 at 7.73:1 contrast (WCAG AA passes).

Color values

HEX	#659DF8
RGB	rgb(101, 157, 248)
HSL	hsl(217, 91%, 68%)
HSV	hsv(217, 59%, 97%)
CMYK	cmyk(59.3%, 36.7%, 0%, 2.7%)
CIE-LAB	lab(64.69, 8.40, -50.96)
CIE-LCH	lch(64.69, 51.65, 279.36°)
OKLab	oklab(69.8% -0.0263 -0.1445)
OKLCH	oklch(69.8% 0.147 259.7)
XYZ	xyz(34.3611, 33.6549, 93.4740)
Luminance	0.3366 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#659DF8 #F8C065

analogous

#65E6F8 #659DF8 #7665F8

triadic

#659DF8 #F8659D #9DF865

tetradic

#659DF8 #F865E6 #F8C065 #65F876

square

#659DF8 #F865E6 #F8C065 #65F876

split-complementary

#659DF8 #F87665 #E6F865

monochromatic

#0A59D9 #2A78F5 #659DF8 #A0C2FB #DAE8FD

Accessibility & contrast

On white

2.72

#659DF8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.73

#659DF8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #659DF8

7.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##659DF8	#FFFFFF	#000000	##000000
##659DF8	1.00	2.72	7.73	7.73
#FFFFFF	2.72	1.00	21.00	21.00
#000000	7.73	21.00	1.00	1.00
##000000	7.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#76A4FC

Deuteranopia (green-blind)

#6397F6

Tritanopia (blue-blind)

#00B1BF

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #659df8;
/* rgb */ color: rgb(101, 157, 248);
/* oklch */ color: oklch(69.8% 0.147 259.7);

Tailwind

colors: {
  custom: {
    50: '#9cb9fb',
    500: '#659df8',
    950: '#000000',
  },
}

SCSS

$custom: #659df8;
$custom-light: #9cb9fb;
$custom-dark: #000000;

JSON

{
  "hex": "#659df8",
  "rgb": {
    "r": 101,
    "g": 157,
    "b": 248
  },
  "hsl": {
    "h": 217.143,
    "s": 91.304,
    "l": 68.431
  },
  "oklch": {
    "l": 0.69798,
    "c": 0.1469,
    "h": 259.7
  },
  "luminance": 0.33658
}

Semantic roles & 50–950 ramp

primary

#659DF8

secondary

#F3E2C6

accent

#8E00E6

background

#FAFBFF

surface

#F4F6FF

border

#CED0D7

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #659DF8

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

Preview Lab → · Contrast checker → · Palette generator →