#648BBD#648BBD

#648BBD is a light, moderate cyan. Relative luminance 0.248; OKLCH L 62.8% C 0.088 H 255.0°. Best body text is #000000 at 5.97:1 contrast (WCAG AA passes).

Color values

HEX	#648BBD
RGB	rgb(100, 139, 189)
HSL	hsl(214, 40%, 57%)
HSV	hsv(214, 47%, 74%)
CMYK	cmyk(47.1%, 26.5%, 0%, 25.9%)
CIE-LAB	lab(56.93, 0.24, -30.28)
CIE-LCH	lch(56.93, 30.28, 270.45°)
OKLab	oklab(62.83% -0.0226 -0.0846)
OKLCH	oklch(62.83% 0.088 255)
XYZ	xyz(23.6704, 24.8471, 51.6829)
Luminance	0.2485 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648BBD #BD9664

analogous

#64B7BD #648BBD #6A64BD

triadic

#648BBD #BD648B #8BBD64

tetradic

#648BBD #BD64B7 #BD9664 #64BD6A

square

#648BBD #BD64B7 #BD9664 #64BD6A

split-complementary

#648BBD #BD6A64 #B7BD64

monochromatic

#324F75 #446CA0 #648BBD #8FABCF #BACBE2

Accessibility & contrast

On white

3.52

#648BBD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.97

#648BBD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648BBD

5.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648BBD	#FFFFFF	#000000	##000000
##648BBD	1.00	3.52	5.97	5.97
#FFFFFF	3.52	1.00	21.00	21.00
#000000	5.97	21.00	1.00	1.00
##000000	5.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#788DBF

Deuteranopia (green-blind)

#6D85BC

Tritanopia (blue-blind)

#3F969C

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #648bbd;
/* rgb */ color: rgb(100, 139, 189);
/* oklch */ color: oklch(62.8% 0.088 255.0);

Tailwind

colors: {
  custom: {
    50: '#95acd1',
    500: '#648bbd',
    950: '#000000',
  },
}

SCSS

$custom: #648bbd;
$custom-light: #95acd1;
$custom-dark: #000000;

JSON

{
  "hex": "#648bbd",
  "rgb": {
    "r": 100,
    "g": 139,
    "b": 189
  },
  "hsl": {
    "h": 213.708,
    "s": 40.271,
    "l": 56.667
  },
  "oklch": {
    "l": 0.62833,
    "c": 0.08757,
    "h": 255
  },
  "luminance": 0.24849
}

Semantic roles & 50–950 ramp

primary

#648BBD

secondary

#D1C1AC

accent

#9B58D0

background

#F9FAFC

surface

#F2F4F9

border

#CCCED2

text

#0E1014

muted

#7E7F82

Preview Lab

Preview with #648BBD

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

Preview Lab → · Contrast checker → · Palette generator →