#42445F#42445F

#42445F is a dark, muted blue. Relative luminance 0.061; OKLCH L 39.6% C 0.046 H 280.8°. Best body text is #FFFFFF at 9.44:1 contrast (WCAG AA passes).

Color values

HEX	#42445F
RGB	rgb(66, 68, 95)
HSL	hsl(236, 18%, 32%)
HSV	hsv(236, 31%, 37%)
CMYK	cmyk(30.5%, 28.4%, 0%, 62.7%)
CIE-LAB	lab(29.71, 6.17, -16.19)
CIE-LCH	lch(29.71, 17.32, 290.85°)
OKLab	oklab(39.63% 0.0086 -0.0447)
OKLCH	oklch(39.63% 0.046 280.8)
XYZ	xyz(6.3789, 6.1186, 11.6692)
Luminance	0.0612 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42445F #5F5D42

analogous

#42535F #42445F #4F425F

triadic

#42445F #5F4244 #445F42

tetradic

#42445F #5F4253 #5F5D42 #425F4F

square

#42445F #5F4253 #5F5D42 #425F4F

split-complementary

#42445F #5F4F42 #535F42

monochromatic

#101017 #292A3B #42445F #5B5E83 #797CA2

Accessibility & contrast

On white

9.44

#42445F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#42445F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42445F

9.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42445F	#FFFFFF	#000000	##FFFFFF
##42445F	1.00	9.44	2.22	9.44
#FFFFFF	9.44	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C4760

Deuteranopia (green-blind)

#3B455E

Tritanopia (blue-blind)

#3B494D

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #42445f;
/* rgb */ color: rgb(66, 68, 95);
/* oklch */ color: oklch(39.6% 0.046 280.8);

Tailwind

colors: {
  custom: {
    50: '#77778c',
    500: '#42445f',
    950: '#000000',
  },
}

SCSS

$custom: #42445f;
$custom-light: #77778c;
$custom-dark: #000000;

JSON

{
  "hex": "#42445f",
  "rgb": {
    "r": 66,
    "g": 68,
    "b": 95
  },
  "hsl": {
    "h": 235.862,
    "s": 18.012,
    "l": 31.569
  },
  "oklch": {
    "l": 0.39633,
    "c": 0.04556,
    "h": 280.8
  },
  "luminance": 0.06119
}

Semantic roles & 50–950 ramp

primary

#42445F

secondary

#8E8C6E

accent

#B56DBB

background

#F7F7F8

surface

#EDEDF0

border

#C8C8CB

text

#08080C

muted

#7B7B7D

Preview Lab

Preview with #42445F

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

Preview Lab → · Contrast checker → · Palette generator →