#646278#646278

#646278 is a mid, muted blue. Relative luminance 0.128; OKLCH L 50.6% C 0.035 H 289.3°. Best body text is #FFFFFF at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#646278
RGB	rgb(100, 98, 120)
HSL	hsl(245, 10%, 43%)
HSV	hsv(245, 18%, 47%)
CMYK	cmyk(16.7%, 18.3%, 0%, 52.9%)
CIE-LAB	lab(42.46, 5.71, -12.04)
CIE-LCH	lch(42.46, 13.32, 295.38°)
OKLab	oklab(50.61% 0.0114 -0.0327)
OKLCH	oklch(50.61% 0.035 289.3)
XYZ	xyz(13.0126, 12.8006, 19.5509)
Luminance	0.1280 (WCAG relative)
Temperature	neutral
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#646278 #767862

analogous

#626B78 #646278 #6F6278

triadic

#646278 #786462 #627864

tetradic

#646278 #78626B #767862 #62786F

square

#646278 #78626B #767862 #62786F

split-complementary

#646278 #786F62 #6B7862

monochromatic

#2C2B35 #484656 #646278 #828097 #A3A2B3

Accessibility & contrast

On white

5.90

#646278 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#646278 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #646278

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##646278	#FFFFFF	#000000	##FFFFFF
##646278	1.00	5.90	3.56	5.90
#FFFFFF	5.90	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D6579

Deuteranopia (green-blind)

#5D6477

Tritanopia (blue-blind)

#606569

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #646278;
/* rgb */ color: rgb(100, 98, 120);
/* oklch */ color: oklch(50.6% 0.035 289.3);

Tailwind

colors: {
  custom: {
    50: '#908e9f',
    500: '#646278',
    950: '#000000',
  },
}

SCSS

$custom: #646278;
$custom-light: #908e9f;
$custom-dark: #000000;

JSON

{
  "hex": "#646278",
  "rgb": {
    "r": 100,
    "g": 98,
    "b": 120
  },
  "hsl": {
    "h": 245.455,
    "s": 10.092,
    "l": 42.745
  },
  "oklch": {
    "l": 0.50611,
    "c": 0.03467,
    "h": 289.3
  },
  "luminance": 0.12801
}

Semantic roles & 50–950 ramp

primary

#646278

secondary

#A1A294

accent

#B375AD

background

#F8F8F9

surface

#F0F0F2

border

#CBCBCC

text

#0C0C0E

muted

#7D7D7E

Preview Lab

Preview with #646278

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

Preview Lab → · Contrast checker → · Palette generator →