#649BB3#649BB3

#649BB3 is a light, moderate cyan. Relative luminance 0.294; OKLCH L 66.0% C 0.068 H 227.4°. Best body text is #000000 at 6.88:1 contrast (WCAG AA passes).

Color values

HEX	#649BB3
RGB	rgb(100, 155, 179)
HSL	hsl(198, 34%, 55%)
HSV	hsv(198, 44%, 70%)
CMYK	cmyk(44.1%, 13.4%, 0%, 29.8%)
CIE-LAB	lab(61.14, -11.66, -18.15)
CIE-LCH	lch(61.14, 21.57, 237.28°)
OKLab	oklab(66.03% -0.046 -0.0501)
OKLCH	oklch(66.03% 0.068 227.4)
XYZ	xyz(25.1107, 29.4049, 46.9916)
Luminance	0.2941 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#649BB3 #B37C64

analogous

#64B3A4 #649BB3 #6474B3

triadic

#649BB3 #B3649B #9BB364

tetradic

#649BB3 #A464B3 #B37C64 #74B364

square

#649BB3 #A464B3 #B37C64 #74B364

split-complementary

#649BB3 #B36474 #B3A464

monochromatic

#345969 #487C92 #649BB3 #8DB5C7 #B6D0DB

Accessibility & contrast

On white

3.05

#649BB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.88

#649BB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #649BB3

6.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##649BB3	#FFFFFF	#000000	##000000
##649BB3	1.00	3.05	6.88	6.88
#FFFFFF	3.05	1.00	21.00	21.00
#000000	6.88	21.00	1.00	1.00
##000000	6.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E99B4

Deuteranopia (green-blind)

#8390B3

Tritanopia (blue-blind)

#42A2A3

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #649bb3;
/* rgb */ color: rgb(100, 155, 179);
/* oklch */ color: oklch(66.0% 0.068 227.4);

Tailwind

colors: {
  custom: {
    50: '#94b8c9',
    500: '#649bb3',
    950: '#000000',
  },
}

SCSS

$custom: #649bb3;
$custom-light: #94b8c9;
$custom-dark: #000000;

JSON

{
  "hex": "#649bb3",
  "rgb": {
    "r": 100,
    "g": 155,
    "b": 179
  },
  "hsl": {
    "h": 198.228,
    "s": 34.199,
    "l": 54.706
  },
  "oklch": {
    "l": 0.66029,
    "c": 0.06802,
    "h": 227.4
  },
  "luminance": 0.29407
}

Semantic roles & 50–950 ramp

primary

#649BB3

secondary

#CAB3A9

accent

#7F5ECA

background

#F9FBFC

surface

#F2F6F8

border

#CCD0D1

text

#0D1113

muted

#7E8082

Preview Lab

Preview with #649BB3

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

Preview Lab → · Contrast checker → · Palette generator →