#659EF4#659EF4

#659EF4 is a light, vivid blue. Relative luminance 0.338; OKLCH L 69.8% C 0.141 H 258.4°. Best body text is #000000 at 7.75:1 contrast (WCAG AA passes).

Color values

HEX	#659EF4
RGB	rgb(101, 158, 244)
HSL	hsl(216, 87%, 68%)
HSV	hsv(216, 59%, 96%)
CMYK	cmyk(58.6%, 35.2%, 0%, 4.3%)
CIE-LAB	lab(64.76, 6.53, -48.66)
CIE-LCH	lch(64.76, 49.09, 277.65°)
OKLab	oklab(69.79% -0.0283 -0.1378)
OKLCH	oklch(69.79% 0.141 258.4)
XYZ	xyz(33.9171, 33.7491, 90.2973)
Luminance	0.3375 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#659EF4 #F4BB65

analogous

#65E5F4 #659EF4 #7365F4

triadic

#659EF4 #F4659E #9EF465

tetradic

#659EF4 #F465E5 #F4BB65 #65F473

square

#659EF4 #F465E5 #F4BB65 #65F473

split-complementary

#659EF4 #F47365 #E5F465

monochromatic

#0F5CD0 #2C7AF0 #659EF4 #9EC2F8 #D7E6FC

Accessibility & contrast

On white

2.71

#659EF4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.75

#659EF4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #659EF4

7.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##659EF4	#FFFFFF	#000000	##000000
##659EF4	1.00	2.71	7.75	7.75
#FFFFFF	2.71	1.00	21.00	21.00
#000000	7.75	21.00	1.00	1.00
##000000	7.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7AA4F8

Deuteranopia (green-blind)

#6797F2

Tritanopia (blue-blind)

#00B1BE

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #659ef4;
/* rgb */ color: rgb(101, 158, 244);
/* oklch */ color: oklch(69.8% 0.141 258.4);

Tailwind

colors: {
  custom: {
    50: '#9bbaf8',
    500: '#659ef4',
    950: '#000000',
  },
}

SCSS

$custom: #659ef4;
$custom-light: #9bbaf8;
$custom-dark: #000000;

JSON

{
  "hex": "#659ef4",
  "rgb": {
    "r": 101,
    "g": 158,
    "b": 244
  },
  "hsl": {
    "h": 216.084,
    "s": 86.667,
    "l": 67.647
  },
  "oklch": {
    "l": 0.69793,
    "c": 0.14065,
    "h": 258.4
  },
  "luminance": 0.33752
}

Semantic roles & 50–950 ramp

primary

#659EF4

secondary

#F1DFC4

accent

#8A02E3

background

#FAFBFF

surface

#F4F6FF

border

#CED0D7

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #659EF4

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

Preview Lab → · Contrast checker → · Palette generator →