#42446B#42446B

#42446B is a dark, moderate blue. Relative luminance 0.064; OKLCH L 40.3% C 0.065 H 280.8°. Best body text is #FFFFFF at 9.25:1 contrast (WCAG AA passes).

Color values

HEX	#42446B
RGB	rgb(66, 68, 107)
HSL	hsl(237, 24%, 34%)
HSV	hsv(237, 38%, 42%)
CMYK	cmyk(38.3%, 36.4%, 0%, 58%)
CIE-LAB	lab(30.29, 9.74, -22.95)
CIE-LCH	lch(30.29, 24.93, 292.99°)
OKLab	oklab(40.27% 0.0122 -0.0642)
OKLCH	oklch(40.27% 0.065 280.8)
XYZ	xyz(6.9670, 6.3538, 14.7664)
Luminance	0.0635 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42446B #6B6942

analogous

#42596B #42446B #55426B

triadic

#42446B #6B4244 #446B42

tetradic

#42446B #6B4259 #6B6942 #426B55

square

#42446B #6B4259 #6B6942 #426B55

split-complementary

#42446B #6B5542 #596B42

monochromatic

#13141F #2B2C45 #42446B #595C91 #7A7DAD

Accessibility & contrast

On white

9.25

#42446B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#42446B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42446B

9.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42446B	#FFFFFF	#000000	##FFFFFF
##42446B	1.00	9.25	2.27	9.25
#FFFFFF	9.25	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#38496D

Deuteranopia (green-blind)

#36466A

Tritanopia (blue-blind)

#374B52

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #42446b;
/* rgb */ color: rgb(66, 68, 107);
/* oklch */ color: oklch(40.3% 0.065 280.8);

Tailwind

colors: {
  custom: {
    50: '#787795',
    500: '#42446b',
    950: '#000000',
  },
}

SCSS

$custom: #42446b;
$custom-light: #787795;
$custom-dark: #000000;

JSON

{
  "hex": "#42446b",
  "rgb": {
    "r": 66,
    "g": 68,
    "b": 107
  },
  "hsl": {
    "h": 237.073,
    "s": 23.699,
    "l": 33.922
  },
  "oklch": {
    "l": 0.40271,
    "c": 0.06532,
    "h": 280.8
  },
  "luminance": 0.06354
}

Semantic roles & 50–950 ramp

primary

#42446B

secondary

#999770

accent

#BC68C0

background

#F7F7F9

surface

#EDEDF1

border

#C8C8CB

text

#09080D

muted

#7B7B7E

Preview Lab

Preview with #42446B

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

Preview Lab → · Contrast checker → · Palette generator →