#659BFB#659BFB

#659BFB is a light, vivid blue. Relative luminance 0.332; OKLCH L 69.5% C 0.153 H 261.1°. Best body text is #000000 at 7.63:1 contrast (WCAG AA passes).

Color values

HEX	#659BFB
RGB	rgb(101, 155, 251)
HSL	hsl(218, 95%, 69%)
HSV	hsv(218, 60%, 98%)
CMYK	cmyk(59.8%, 38.2%, 0%, 1.6%)
CIE-LAB	lab(64.30, 10.53, -53.22)
CIE-LCH	lch(64.30, 54.25, 281.19°)
OKLab	oklab(69.55% -0.0236 -0.1511)
OKLCH	oklch(69.55% 0.153 261.1)
XYZ	xyz(34.4947, 33.1714, 95.8330)
Luminance	0.3317 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#659BFB #FBC565

analogous

#65E6FB #659BFB #7A65FB

triadic

#659BFB #FB659B #9BFB65

tetradic

#659BFB #FB65E6 #FBC565 #65FB7A

square

#659BFB #FB65E6 #FBC565 #65FB7A

split-complementary

#659BFB #FB7A65 #E6FB65

monochromatic

#0654E0 #2974F9 #659BFB #A1C2FD #DCE8FE

Accessibility & contrast

On white

2.75

#659BFB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.63

#659BFB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #659BFB

7.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##659BFB	#FFFFFF	#000000	##000000
##659BFB	1.00	2.75	7.63	7.63
#FFFFFF	2.75	1.00	21.00	21.00
#000000	7.63	21.00	1.00	1.00
##000000	7.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#72A3FF

Deuteranopia (green-blind)

#5D95F9

Tritanopia (blue-blind)

#00B1BF

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #659bfb;
/* rgb */ color: rgb(101, 155, 251);
/* oklch */ color: oklch(69.5% 0.153 261.1);

Tailwind

colors: {
  custom: {
    50: '#9cb8fd',
    500: '#659bfb',
    950: '#000000',
  },
}

SCSS

$custom: #659bfb;
$custom-light: #9cb8fd;
$custom-dark: #000000;

JSON

{
  "hex": "#659bfb",
  "rgb": {
    "r": 101,
    "g": 155,
    "b": 251
  },
  "hsl": {
    "h": 218.4,
    "s": 94.937,
    "l": 69.02
  },
  "oklch": {
    "l": 0.69546,
    "c": 0.15297,
    "h": 261.1
  },
  "luminance": 0.33174
}

Semantic roles & 50–950 ramp

primary

#659BFB

secondary

#F4E4C8

accent

#9300E6

background

#FAFBFF

surface

#F4F6FF

border

#CED0D7

text

#0F1118

muted

#7F8086

Preview Lab

Preview with #659BFB

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

Preview Lab → · Contrast checker → · Palette generator →