#65638B#65638B

#65638B is a mid, moderate blue. Relative luminance 0.136; OKLCH L 51.8% C 0.063 H 286.3°. Best body text is #FFFFFF at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#65638B
RGB	rgb(101, 99, 139)
HSL	hsl(243, 17%, 47%)
HSV	hsv(243, 29%, 55%)
CMYK	cmyk(27.3%, 28.8%, 0%, 45.5%)
CIE-LAB	lab(43.59, 10.25, -21.78)
CIE-LCH	lch(43.59, 24.07, 295.20°)
OKLab	oklab(51.76% 0.0176 -0.0602)
OKLCH	oklch(51.76% 0.063 286.3)
XYZ	xyz(14.4877, 13.5542, 26.2740)
Luminance	0.1355 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#65638B #898B63

analogous

#63758B #65638B #79638B

triadic

#65638B #8B6563 #638B65

tetradic

#65638B #8B6375 #898B63 #638B79

square

#65638B #8B6375 #898B63 #638B79

split-complementary

#65638B #8B7963 #758B63

monochromatic

#313044 #4B4A67 #65638B #8684A7 #A9A8C1

Accessibility & contrast

On white

5.66

#65638B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#65638B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #65638B

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##65638B	#FFFFFF	#000000	##FFFFFF
##65638B	1.00	5.66	3.71	5.66
#FFFFFF	5.66	1.00	21.00	1.00
#000000	3.71	21.00	1.00	21.00
##FFFFFF	5.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#58688D

Deuteranopia (green-blind)

#57668A

Tritanopia (blue-blind)

#5C6A71

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #65638b;
/* rgb */ color: rgb(101, 99, 139);
/* oklch */ color: oklch(51.8% 0.063 286.3);

Tailwind

colors: {
  custom: {
    50: '#928fad',
    500: '#65638b',
    950: '#000000',
  },
}

SCSS

$custom: #65638b;
$custom-light: #928fad;
$custom-dark: #000000;

JSON

{
  "hex": "#65638b",
  "rgb": {
    "r": 101,
    "g": 99,
    "b": 139
  },
  "hsl": {
    "h": 243,
    "s": 16.807,
    "l": 46.667
  },
  "oklch": {
    "l": 0.51755,
    "c": 0.06271,
    "h": 286.3
  },
  "luminance": 0.13554
}

Semantic roles & 50–950 ramp

primary

#65638B

secondary

#AEB09A

accent

#BA6EB6

background

#F9F8FA

surface

#F1F0F4

border

#CBCBCE

text

#0D0C10

muted

#7E7D7F

Preview Lab

Preview with #65638B

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

Preview Lab → · Contrast checker → · Palette generator →