#659AEF#659AEF

#659AEF is a light, vivid blue. Relative luminance 0.321; OKLCH L 68.7% C 0.138 H 259.5°. Best body text is #000000 at 7.42:1 contrast (WCAG AA passes).

Color values

HEX	#659AEF
RGB	rgb(101, 154, 239)
HSL	hsl(217, 81%, 67%)
HSV	hsv(217, 58%, 94%)
CMYK	cmyk(57.7%, 35.6%, 0%, 6.3%)
CIE-LAB	lab(63.43, 7.25, -48.02)
CIE-LCH	lch(63.43, 48.56, 278.59°)
OKLab	oklab(68.68% -0.0253 -0.1359)
OKLCH	oklch(68.68% 0.138 259.5)
XYZ	xyz(32.4970, 32.1071, 86.1294)
Luminance	0.3211 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#659AEF #EFBA65

analogous

#65DFEF #659AEF #7565EF

triadic

#659AEF #EF659A #9AEF65

tetradic

#659AEF #EF65DF #EFBA65 #65EF75

square

#659AEF #EF65DF #EFBA65 #65EF75

split-complementary

#659AEF #EF7565 #DFEF65

monochromatic

#1458C5 #2E76E9 #659AEF #9CBEF5 #D4E3FB

Accessibility & contrast

On white

2.83

#659AEF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.42

#659AEF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #659AEF

7.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##659AEF	#FFFFFF	#000000	##000000
##659AEF	1.00	2.83	7.42	7.42
#FFFFFF	2.83	1.00	21.00	21.00
#000000	7.42	21.00	1.00	1.00
##000000	7.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#77A1F2

Deuteranopia (green-blind)

#6594ED

Tritanopia (blue-blind)

#00ADB9

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #659aef;
/* rgb */ color: rgb(101, 154, 239);
/* oklch */ color: oklch(68.7% 0.138 259.5);

Tailwind

colors: {
  custom: {
    50: '#9bb7f4',
    500: '#659aef',
    950: '#000000',
  },
}

SCSS

$custom: #659aef;
$custom-light: #9bb7f4;
$custom-dark: #000000;

JSON

{
  "hex": "#659aef",
  "rgb": {
    "r": 101,
    "g": 154,
    "b": 239
  },
  "hsl": {
    "h": 216.957,
    "s": 81.176,
    "l": 66.667
  },
  "oklch": {
    "l": 0.68677,
    "c": 0.13827,
    "h": 259.5
  },
  "luminance": 0.3211
}

Semantic roles & 50–950 ramp

primary

#659AEF

secondary

#EEDDC2

accent

#8C08DE

background

#FAFBFE

surface

#F3F6FD

border

#CDD0D5

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #659AEF

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

Preview Lab → · Contrast checker → · Palette generator →