#659DF1#659DF1

#659DF1 is a light, vivid blue. Relative luminance 0.332; OKLCH L 69.4% C 0.138 H 258.3°. Best body text is #000000 at 7.65:1 contrast (WCAG AA passes).

Color values

HEX	#659DF1
RGB	rgb(101, 157, 241)
HSL	hsl(216, 83%, 67%)
HSV	hsv(216, 58%, 95%)
CMYK	cmyk(58.1%, 34.9%, 0%, 5.5%)
CIE-LAB	lab(64.35, 6.15, -47.67)
CIE-LCH	lch(64.35, 48.07, 277.35°)
OKLab	oklab(69.42% -0.028 -0.1349)
OKLCH	oklch(69.42% 0.138 258.3)
XYZ	xyz(33.2954, 33.2287, 87.8612)
Luminance	0.3323 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#659DF1 #F1B965

analogous

#65E3F1 #659DF1 #7365F1

triadic

#659DF1 #F1659D #9DF165

tetradic

#659DF1 #F165E3 #F1B965 #65F173

square

#659DF1 #F165E3 #F1B965 #65F173

split-complementary

#659DF1 #F17365 #E3F165

monochromatic

#125CC9 #2D79EC #659DF1 #9DC1F6 #D5E4FB

Accessibility & contrast

On white

2.75

#659DF1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.65

#659DF1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #659DF1

7.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##659DF1	#FFFFFF	#000000	##000000
##659DF1	1.00	2.75	7.65	7.65
#FFFFFF	2.75	1.00	21.00	21.00
#000000	7.65	21.00	1.00	1.00
##000000	7.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7AA3F4

Deuteranopia (green-blind)

#6896EF

Tritanopia (blue-blind)

#00B0BC

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #659df1;
/* rgb */ color: rgb(101, 157, 241);
/* oklch */ color: oklch(69.4% 0.138 258.3);

Tailwind

colors: {
  custom: {
    50: '#9bb9f6',
    500: '#659df1',
    950: '#000000',
  },
}

SCSS

$custom: #659df1;
$custom-light: #9bb9f6;
$custom-dark: #000000;

JSON

{
  "hex": "#659df1",
  "rgb": {
    "r": 101,
    "g": 157,
    "b": 241
  },
  "hsl": {
    "h": 216,
    "s": 83.333,
    "l": 67.059
  },
  "oklch": {
    "l": 0.6942,
    "c": 0.13777,
    "h": 258.3
  },
  "luminance": 0.33232
}

Semantic roles & 50–950 ramp

primary

#659DF1

secondary

#EFDDC3

accent

#8906E0

background

#FAFBFF

surface

#F3F6FE

border

#CDD0D6

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #659DF1

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

Preview Lab → · Contrast checker → · Palette generator →