#646898#646898

#646898 is a mid, moderate blue. Relative luminance 0.149; OKLCH L 53.4% C 0.075 H 279.8°. Best body text is #FFFFFF at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#646898
RGB	rgb(100, 104, 152)
HSL	hsl(235, 21%, 49%)
HSV	hsv(235, 34%, 60%)
CMYK	cmyk(34.2%, 31.6%, 0%, 40.4%)
CIE-LAB	lab(45.46, 10.40, -26.63)
CIE-LCH	lch(45.46, 28.59, 291.34°)
OKLab	oklab(53.37% 0.0129 -0.0741)
OKLCH	oklch(53.37% 0.075 279.8)
XYZ	xyz(15.8718, 14.8764, 31.7349)
Luminance	0.1488 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#646898 #989464

analogous

#648298 #646898 #7A6498

triadic

#646898 #986468 #689864

tetradic

#646898 #986482 #989464 #64987A

square

#646898 #986482 #989464 #64987A

split-complementary

#646898 #987A64 #829864

monochromatic

#33354E #4C4F73 #646898 #888BB1 #ADAFC9

Accessibility & contrast

On white

5.28

#646898 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.98

#646898 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #646898

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##646898	#FFFFFF	#000000	##FFFFFF
##646898	1.00	5.28	3.98	5.28
#FFFFFF	5.28	1.00	21.00	1.00
#000000	3.98	21.00	1.00	21.00
##FFFFFF	5.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#596E9A

Deuteranopia (green-blind)

#576A97

Tritanopia (blue-blind)

#567179

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #646898;
/* rgb */ color: rgb(100, 104, 152);
/* oklch */ color: oklch(53.4% 0.075 279.8);

Tailwind

colors: {
  custom: {
    50: '#9293b6',
    500: '#646898',
    950: '#000000',
  },
}

SCSS

$custom: #646898;
$custom-light: #9293b6;
$custom-dark: #000000;

JSON

{
  "hex": "#646898",
  "rgb": {
    "r": 100,
    "g": 104,
    "b": 152
  },
  "hsl": {
    "h": 235.385,
    "s": 20.635,
    "l": 49.412
  },
  "oklch": {
    "l": 0.53374,
    "c": 0.07524,
    "h": 279.8
  },
  "luminance": 0.14877
}

Semantic roles & 50–950 ramp

primary

#646898

secondary

#B8B6A0

accent

#B76BBD

background

#F9F9FB

surface

#F1F1F6

border

#CBCBD0

text

#0D0D11

muted

#7E7E80

Preview Lab

Preview with #646898

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

Preview Lab → · Contrast checker → · Palette generator →