#645E95#645E95

#645E95 is a mid, moderate blue. Relative luminance 0.129; OKLCH L 51.1% C 0.086 H 287.9°. Best body text is #FFFFFF at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#645E95
RGB	rgb(100, 94, 149)
HSL	hsl(247, 23%, 48%)
HSV	hsv(247, 37%, 58%)
CMYK	cmyk(32.9%, 36.9%, 0%, 41.6%)
CIE-LAB	lab(42.59, 15.74, -29.33)
CIE-LCH	lch(42.59, 33.29, 298.22°)
OKLab	oklab(51.12% 0.0265 -0.0819)
OKLCH	oklch(51.12% 0.086 287.9)
XYZ	xyz(14.6816, 12.8843, 30.1413)
Luminance	0.1288 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#645E95 #8F955E

analogous

#5E7495 #645E95 #7F5E95

triadic

#645E95 #95645E #5E9564

tetradic

#645E95 #955E74 #8F955E #5E957F

square

#645E95 #955E74 #8F955E #5E957F

split-complementary

#645E95 #957F5E #74955E

monochromatic

#322F4A #4B466F #645E95 #8681AF #AAA6C7

Accessibility & contrast

On white

5.87

#645E95 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#645E95 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #645E95

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##645E95	#FFFFFF	#000000	##FFFFFF
##645E95	1.00	5.87	3.58	5.87
#FFFFFF	5.87	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E6697

Deuteranopia (green-blind)

#4D6394

Tritanopia (blue-blind)

#586872

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #645e95;
/* rgb */ color: rgb(100, 94, 149);
/* oklch */ color: oklch(51.1% 0.086 287.9);

Tailwind

colors: {
  custom: {
    50: '#928bb4',
    500: '#645e95',
    950: '#000000',
  },
}

SCSS

$custom: #645e95;
$custom-light: #928bb4;
$custom-dark: #000000;

JSON

{
  "hex": "#645e95",
  "rgb": {
    "r": 100,
    "g": 94,
    "b": 149
  },
  "hsl": {
    "h": 246.545,
    "s": 22.634,
    "l": 47.647
  },
  "oklch": {
    "l": 0.51116,
    "c": 0.0861,
    "h": 287.9
  },
  "luminance": 0.12885
}

Semantic roles & 50–950 ramp

primary

#645E95

secondary

#B2B59A

accent

#BF69B6

background

#F9F8FB

surface

#F1F0F6

border

#CBCBD0

text

#0D0C11

muted

#7E7D80

Preview Lab

Preview with #645E95

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

Preview Lab → · Contrast checker → · Palette generator →