#659AFB#659AFB

#659AFB is a light, vivid blue. Relative luminance 0.328; OKLCH L 69.3% C 0.154 H 261.6°. Best body text is #000000 at 7.57:1 contrast (WCAG AA passes).

Color values

HEX	#659AFB
RGB	rgb(101, 154, 251)
HSL	hsl(219, 95%, 69%)
HSV	hsv(219, 60%, 98%)
CMYK	cmyk(59.8%, 38.6%, 0%, 1.6%)
CIE-LAB	lab(64.03, 11.12, -53.65)
CIE-LCH	lch(64.03, 54.79, 281.71°)
OKLab	oklab(69.34% -0.0226 -0.1524)
OKLCH	oklch(69.34% 0.154 261.6)
XYZ	xyz(34.3289, 32.8399, 95.7777)
Luminance	0.3284 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#659AFB #FBC665

analogous

#65E5FB #659AFB #7B65FB

triadic

#659AFB #FB659A #9AFB65

tetradic

#659AFB #FB65E5 #FBC665 #65FB7B

square

#659AFB #FB65E5 #FBC665 #65FB7B

split-complementary

#659AFB #FB7B65 #E5FB65

monochromatic

#0653E0 #2973F9 #659AFB #A1C1FD #DCE8FE

Accessibility & contrast

On white

2.77

#659AFB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.57

#659AFB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #659AFB

7.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##659AFB	#FFFFFF	#000000	##000000
##659AFB	1.00	2.77	7.57	7.57
#FFFFFF	2.77	1.00	21.00	21.00
#000000	7.57	21.00	1.00	1.00
##000000	7.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#70A3FF

Deuteranopia (green-blind)

#5C95F9

Tritanopia (blue-blind)

#00B0BE

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #659afb;
/* rgb */ color: rgb(101, 154, 251);
/* oklch */ color: oklch(69.3% 0.154 261.6);

Tailwind

colors: {
  custom: {
    50: '#9cb7fd',
    500: '#659afb',
    950: '#000000',
  },
}

SCSS

$custom: #659afb;
$custom-light: #9cb7fd;
$custom-dark: #000000;

JSON

{
  "hex": "#659afb",
  "rgb": {
    "r": 101,
    "g": 154,
    "b": 251
  },
  "hsl": {
    "h": 218.8,
    "s": 94.937,
    "l": 69.02
  },
  "oklch": {
    "l": 0.69338,
    "c": 0.15406,
    "h": 261.6
  },
  "luminance": 0.32843
}

Semantic roles & 50–950 ramp

primary

#659AFB

secondary

#F4E4C8

accent

#9400E6

background

#FAFBFF

surface

#F4F6FF

border

#CED0D7

text

#0F1118

muted

#7F8086

Preview Lab

Preview with #659AFB

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

Preview Lab → · Contrast checker → · Palette generator →