#659DDD#659DDD

#659DDD is a light, moderate cyan. Relative luminance 0.321; OKLCH L 68.4% C 0.112 H 252.7°. Best body text is #000000 at 7.42:1 contrast (WCAG AA passes).

Color values

HEX	#659DDD
RGB	rgb(101, 157, 221)
HSL	hsl(212, 64%, 63%)
HSV	hsv(212, 54%, 87%)
CMYK	cmyk(54.3%, 29%, 0%, 13.3%)
CIE-LAB	lab(63.42, -0.14, -38.09)
CIE-LCH	lch(63.42, 38.09, 269.78°)
OKLab	oklab(68.4% -0.0333 -0.1071)
OKLCH	oklch(68.4% 0.112 252.7)
XYZ	xyz(30.4704, 32.0986, 72.9826)
Luminance	0.3210 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#659DDD #DDA565

analogous

#65D9DD #659DDD #6965DD

triadic

#659DDD #DD659D #9DDD65

tetradic

#659DDD #DD65D9 #DDA565 #65DD69

square

#659DDD #DD65D9 #DDA565 #65DD69

split-complementary

#659DDD #DD6965 #D9DD65

monochromatic

#2460A4 #337DD2 #659DDD #97BDE8 #C9DDF3

Accessibility & contrast

On white

2.83

#659DDD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.42

#659DDD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #659DDD

7.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##659DDD	#FFFFFF	#000000	##000000
##659DDD	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)

#83A0E0

Deuteranopia (green-blind)

#7494DC

Tritanopia (blue-blind)

#16ACB3

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #659ddd;
/* rgb */ color: rgb(101, 157, 221);
/* oklch */ color: oklch(68.4% 0.112 252.7);

Tailwind

colors: {
  custom: {
    50: '#99b9e8',
    500: '#659ddd',
    950: '#000000',
  },
}

SCSS

$custom: #659ddd;
$custom-light: #99b9e8;
$custom-dark: #000000;

JSON

{
  "hex": "#659ddd",
  "rgb": {
    "r": 101,
    "g": 157,
    "b": 221
  },
  "hsl": {
    "h": 212,
    "s": 63.83,
    "l": 63.137
  },
  "oklch": {
    "l": 0.68398,
    "c": 0.11213,
    "h": 252.7
  },
  "luminance": 0.32101
}

Semantic roles & 50–950 ramp

primary

#659DDD

secondary

#E4D0B9

accent

#791ACC

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #659DDD

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

Preview Lab → · Contrast checker → · Palette generator →