#648DBD#648DBD

#648DBD is a light, moderate cyan. Relative luminance 0.254; OKLCH L 63.3% C 0.086 H 253.0°. Best body text is #000000 at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#648DBD
RGB	rgb(100, 141, 189)
HSL	hsl(212, 40%, 57%)
HSV	hsv(212, 47%, 74%)
CMYK	cmyk(47.1%, 25.4%, 0%, 25.9%)
CIE-LAB	lab(57.49, -0.92, -29.40)
CIE-LCH	lch(57.49, 29.41, 268.21°)
OKLab	oklab(63.28% -0.0251 -0.0821)
OKLCH	oklch(63.28% 0.086 253)
XYZ	xyz(23.9626, 25.4316, 51.7803)
Luminance	0.2543 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648DBD #BD9464

analogous

#64B9BD #648DBD #6864BD

triadic

#648DBD #BD648D #8DBD64

tetradic

#648DBD #BD64B9 #BD9464 #64BD68

square

#648DBD #BD64B9 #BD9464 #64BD68

split-complementary

#648DBD #BD6864 #B9BD64

monochromatic

#325175 #446EA0 #648DBD #8FADCF #BACCE2

Accessibility & contrast

On white

3.45

#648DBD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.09

#648DBD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648DBD

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648DBD	#FFFFFF	#000000	##000000
##648DBD	1.00	3.45	6.09	6.09
#FFFFFF	3.45	1.00	21.00	21.00
#000000	6.09	21.00	1.00	1.00
##000000	6.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A8FBF

Deuteranopia (green-blind)

#6F86BC

Tritanopia (blue-blind)

#3E989D

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #648dbd;
/* rgb */ color: rgb(100, 141, 189);
/* oklch */ color: oklch(63.3% 0.086 253.0);

Tailwind

colors: {
  custom: {
    50: '#95aed1',
    500: '#648dbd',
    950: '#000000',
  },
}

SCSS

$custom: #648dbd;
$custom-light: #95aed1;
$custom-dark: #000000;

JSON

{
  "hex": "#648dbd",
  "rgb": {
    "r": 100,
    "g": 141,
    "b": 189
  },
  "hsl": {
    "h": 212.36,
    "s": 40.271,
    "l": 56.667
  },
  "oklch": {
    "l": 0.63278,
    "c": 0.08582,
    "h": 253
  },
  "luminance": 0.25433
}

Semantic roles & 50–950 ramp

primary

#648DBD

secondary

#D1C0AC

accent

#9958D0

background

#F9FAFC

surface

#F2F4F9

border

#CCCED2

text

#0E1014

muted

#7E7F82

Preview Lab

Preview with #648DBD

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

Preview Lab → · Contrast checker → · Palette generator →