#659DF0#659DF0

#659DF0 is a light, vivid blue. Relative luminance 0.332; OKLCH L 69.4% C 0.136 H 258.1°. Best body text is #000000 at 7.63:1 contrast (WCAG AA passes).

Color values

HEX	#659DF0
RGB	rgb(101, 157, 240)
HSL	hsl(216, 82%, 67%)
HSV	hsv(216, 58%, 94%)
CMYK	cmyk(57.9%, 34.6%, 0%, 5.9%)
CIE-LAB	lab(64.30, 5.83, -47.20)
CIE-LCH	lch(64.30, 47.56, 277.04°)
OKLab	oklab(69.37% -0.0282 -0.1335)
OKLCH	oklch(69.37% 0.136 258.1)
XYZ	xyz(33.1465, 33.1691, 87.0767)
Luminance	0.3317 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#659DF0 #F0B865

analogous

#65E3F0 #659DF0 #7265F0

triadic

#659DF0 #F0659D #9DF065

tetradic

#659DF0 #F065E3 #F0B865 #65F072

square

#659DF0 #F065E3 #F0B865 #65F072

split-complementary

#659DF0 #F07265 #E3F065

monochromatic

#135CC7 #2D7AEB #659DF0 #9DC0F5 #D5E4FB

Accessibility & contrast

On white

2.75

#659DF0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.63

#659DF0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #659DF0

7.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##659DF0	#FFFFFF	#000000	##000000
##659DF0	1.00	2.75	7.63	7.63
#FFFFFF	2.75	1.00	21.00	21.00
#000000	7.63	21.00	1.00	1.00
##000000	7.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7AA3F3

Deuteranopia (green-blind)

#6896EE

Tritanopia (blue-blind)

#00B0BB

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #659df0;
/* rgb */ color: rgb(101, 157, 240);
/* oklch */ color: oklch(69.4% 0.136 258.1);

Tailwind

colors: {
  custom: {
    50: '#9bb9f5',
    500: '#659df0',
    950: '#000000',
  },
}

SCSS

$custom: #659df0;
$custom-light: #9bb9f5;
$custom-dark: #000000;

JSON

{
  "hex": "#659df0",
  "rgb": {
    "r": 101,
    "g": 157,
    "b": 240
  },
  "hsl": {
    "h": 215.827,
    "s": 82.249,
    "l": 66.863
  },
  "oklch": {
    "l": 0.69367,
    "c": 0.13647,
    "h": 258.1
  },
  "luminance": 0.33172
}

Semantic roles & 50–950 ramp

primary

#659DF0

secondary

#EFDDC2

accent

#8807DF

background

#FAFBFF

surface

#F3F6FE

border

#CDD0D6

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #659DF0

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

Preview Lab → · Contrast checker → · Palette generator →