#659DFE#659DFE

#659DFE is a light, vivid blue. Relative luminance 0.340; OKLCH L 70.1% C 0.155 H 260.7°. Best body text is #000000 at 7.81:1 contrast (WCAG AA passes).

Color values

HEX	#659DFE
RGB	rgb(101, 157, 254)
HSL	hsl(218, 99%, 70%)
HSV	hsv(218, 60%, 100%)
CMYK	cmyk(60.2%, 38.2%, 0%, 0.4%)
CIE-LAB	lab(64.99, 10.34, -53.76)
CIE-LCH	lch(64.99, 54.75, 280.88°)
OKLab	oklab(70.13% -0.025 -0.1527)
OKLCH	oklch(70.13% 0.155 260.7)
XYZ	xyz(35.3069, 34.0333, 98.4552)
Luminance	0.3404 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#659DFE #FEC665

analogous

#65EAFE #659DFE #7965FE

triadic

#659DFE #FE659D #9DFE65

tetradic

#659DFE #FE65EA #FEC665 #65FE79

square

#659DFE #FE65EA #FEC665 #65FE79

split-complementary

#659DFE #FE7965 #EAFE65

monochromatic

#0256E7 #2876FE #659DFE #A2C4FE #DFEAFF

Accessibility & contrast

On white

2.69

#659DFE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.81

#659DFE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #659DFE

7.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##659DFE	#FFFFFF	#000000	##000000
##659DFE	1.00	2.69	7.81	7.81
#FFFFFF	2.69	1.00	21.00	21.00
#000000	7.81	21.00	1.00	1.00
##000000	7.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#73A5FF

Deuteranopia (green-blind)

#5E97FC

Tritanopia (blue-blind)

#00B3C1

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #659dfe;
/* rgb */ color: rgb(101, 157, 254);
/* oklch */ color: oklch(70.1% 0.155 260.7);

Tailwind

colors: {
  custom: {
    50: '#9db9ff',
    500: '#659dfe',
    950: '#000000',
  },
}

SCSS

$custom: #659dfe;
$custom-light: #9db9ff;
$custom-dark: #000000;

JSON

{
  "hex": "#659dfe",
  "rgb": {
    "r": 101,
    "g": 157,
    "b": 254
  },
  "hsl": {
    "h": 218.039,
    "s": 98.71,
    "l": 69.608
  },
  "oklch": {
    "l": 0.7013,
    "c": 0.15474,
    "h": 260.7
  },
  "luminance": 0.34036
}

Semantic roles & 50–950 ramp

primary

#659DFE

secondary

#F5E5CA

accent

#9100E6

background

#FAFBFF

surface

#F4F6FF

border

#CED0D7

text

#0F1118

muted

#7F8086

Preview Lab

Preview with #659DFE

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

Preview Lab → · Contrast checker → · Palette generator →