#659CEC#659CEC

#659CEC is a light, vivid blue. Relative luminance 0.326; OKLCH L 68.9% C 0.132 H 257.7°. Best body text is #000000 at 7.52:1 contrast (WCAG AA passes).

Color values

HEX	#659CEC
RGB	rgb(101, 156, 236)
HSL	hsl(216, 78%, 66%)
HSV	hsv(216, 57%, 93%)
CMYK	cmyk(57.2%, 33.9%, 0%, 7.5%)
CIE-LAB	lab(63.83, 5.13, -45.73)
CIE-LCH	lch(63.83, 46.02, 276.41°)
OKLab	oklab(68.94% -0.0281 -0.1293)
OKLCH	oklch(68.94% 0.132 257.7)
XYZ	xyz(32.3903, 32.5970, 83.9256)
Luminance	0.3260 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#659CEC #ECB565

analogous

#65DFEC #659CEC #7165EC

triadic

#659CEC #EC659C #9CEC65

tetradic

#659CEC #EC65DF #ECB565 #65EC71

square

#659CEC #EC65DF #ECB565 #65EC71

split-complementary

#659CEC #EC7165 #DFEC65

monochromatic

#185CBF #2F79E5 #659CEC #9BBFF3 #D2E2F9

Accessibility & contrast

On white

2.79

#659CEC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.52

#659CEC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #659CEC

7.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##659CEC	#FFFFFF	#000000	##000000
##659CEC	1.00	2.79	7.52	7.52
#FFFFFF	2.79	1.00	21.00	21.00
#000000	7.52	21.00	1.00	1.00
##000000	7.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7BA2EF

Deuteranopia (green-blind)

#6A95EA

Tritanopia (blue-blind)

#00AEB9

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #659cec;
/* rgb */ color: rgb(101, 156, 236);
/* oklch */ color: oklch(68.9% 0.132 257.7);

Tailwind

colors: {
  custom: {
    50: '#9ab8f2',
    500: '#659cec',
    950: '#000000',
  },
}

SCSS

$custom: #659cec;
$custom-light: #9ab8f2;
$custom-dark: #000000;

JSON

{
  "hex": "#659cec",
  "rgb": {
    "r": 101,
    "g": 156,
    "b": 236
  },
  "hsl": {
    "h": 215.556,
    "s": 78.035,
    "l": 66.078
  },
  "oklch": {
    "l": 0.68943,
    "c": 0.13229,
    "h": 257.7
  },
  "luminance": 0.326
}

Semantic roles & 50–950 ramp

primary

#659CEC

secondary

#EDDBC0

accent

#860BDA

background

#FAFBFE

surface

#F3F6FD

border

#CDD0D5

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #659CEC

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

Preview Lab → · Contrast checker → · Palette generator →