#659BFD#659BFD

#659BFD is a light, vivid blue. Relative luminance 0.333; OKLCH L 69.7% C 0.156 H 261.4°. Best body text is #000000 at 7.66:1 contrast (WCAG AA passes).

Color values

HEX	#659BFD
RGB	rgb(101, 155, 253)
HSL	hsl(219, 97%, 69%)
HSV	hsv(219, 60%, 99%)
CMYK	cmyk(60.1%, 38.7%, 0%, 0.8%)
CIE-LAB	lab(64.40, 11.18, -54.15)
CIE-LCH	lch(64.40, 55.29, 281.66°)
OKLab	oklab(69.66% -0.0232 -0.1539)
OKLCH	oklch(69.66% 0.156 261.4)
XYZ	xyz(34.8116, 33.2982, 97.5021)
Luminance	0.3330 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#659BFD #FDC765

analogous

#65E7FD #659BFD #7B65FD

triadic

#659BFD #FD659B #9BFD65

tetradic

#659BFD #FD65E7 #FDC765 #65FD7B

square

#659BFD #FD65E7 #FDC765 #65FD7B

split-complementary

#659BFD #FD7B65 #E7FD65

monochromatic

#0353E5 #2974FC #659BFD #A1C2FE #DEE9FF

Accessibility & contrast

On white

2.74

#659BFD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.66

#659BFD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #659BFD

7.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##659BFD	#FFFFFF	#000000	##000000
##659BFD	1.00	2.74	7.66	7.66
#FFFFFF	2.74	1.00	21.00	21.00
#000000	7.66	21.00	1.00	1.00
##000000	7.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#71A4FF

Deuteranopia (green-blind)

#5C96FB

Tritanopia (blue-blind)

#00B1C0

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #659bfd;
/* rgb */ color: rgb(101, 155, 253);
/* oklch */ color: oklch(69.7% 0.156 261.4);

Tailwind

colors: {
  custom: {
    50: '#9db8fe',
    500: '#659bfd',
    950: '#000000',
  },
}

SCSS

$custom: #659bfd;
$custom-light: #9db8fe;
$custom-dark: #000000;

JSON

{
  "hex": "#659bfd",
  "rgb": {
    "r": 101,
    "g": 155,
    "b": 253
  },
  "hsl": {
    "h": 218.684,
    "s": 97.436,
    "l": 69.412
  },
  "oklch": {
    "l": 0.69659,
    "c": 0.1556,
    "h": 261.4
  },
  "luminance": 0.33301
}

Semantic roles & 50–950 ramp

primary

#659BFD

secondary

#F5E5C9

accent

#9400E6

background

#FAFBFF

surface

#F4F6FF

border

#CED0D7

text

#0F1118

muted

#7F8086

Preview Lab

Preview with #659BFD

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

Preview Lab → · Contrast checker → · Palette generator →