#648FBD#648FBD

#648FBD is a light, moderate cyan. Relative luminance 0.260; OKLCH L 63.7% C 0.084 H 250.9°. Best body text is #000000 at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#648FBD
RGB	rgb(100, 143, 189)
HSL	hsl(211, 40%, 57%)
HSV	hsv(211, 47%, 74%)
CMYK	cmyk(47.1%, 24.3%, 0%, 25.9%)
CIE-LAB	lab(58.06, -2.07, -28.52)
CIE-LCH	lch(58.06, 28.59, 265.85°)
OKLab	oklab(63.72% -0.0276 -0.0795)
OKLCH	oklch(63.72% 0.084 250.9)
XYZ	xyz(24.2602, 26.0267, 51.8795)
Luminance	0.2603 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648FBD #BD9264

analogous

#64BCBD #648FBD #6664BD

triadic

#648FBD #BD648F #8FBD64

tetradic

#648FBD #BD64BC #BD9264 #64BD66

square

#648FBD #BD64BC #BD9264 #64BD66

split-complementary

#648FBD #BD6664 #BCBD64

monochromatic

#325275 #4470A0 #648FBD #8FAECF #BACDE2

Accessibility & contrast

On white

3.38

#648FBD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.21

#648FBD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648FBD

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648FBD	#FFFFFF	#000000	##000000
##648FBD	1.00	3.38	6.21	6.21
#FFFFFF	3.38	1.00	21.00	21.00
#000000	6.21	21.00	1.00	1.00
##000000	6.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D91BF

Deuteranopia (green-blind)

#7288BC

Tritanopia (blue-blind)

#3E999F

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #648fbd;
/* rgb */ color: rgb(100, 143, 189);
/* oklch */ color: oklch(63.7% 0.084 250.9);

Tailwind

colors: {
  custom: {
    50: '#95afd1',
    500: '#648fbd',
    950: '#000000',
  },
}

SCSS

$custom: #648fbd;
$custom-light: #95afd1;
$custom-dark: #000000;

JSON

{
  "hex": "#648fbd",
  "rgb": {
    "r": 100,
    "g": 143,
    "b": 189
  },
  "hsl": {
    "h": 211.011,
    "s": 40.271,
    "l": 56.667
  },
  "oklch": {
    "l": 0.63724,
    "c": 0.08418,
    "h": 250.9
  },
  "luminance": 0.26028
}

Semantic roles & 50–950 ramp

primary

#648FBD

secondary

#D1BFAC

accent

#9658D0

background

#F9FAFC

surface

#F2F4F9

border

#CCCED2

text

#0E1014

muted

#7E7F82

Preview Lab

Preview with #648FBD

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

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