#3A445B#3A445B

#3A445B is a dark, muted blue. Relative luminance 0.058; OKLCH L 38.8% C 0.041 H 266.3°. Best body text is #FFFFFF at 9.73:1 contrast (WCAG AA passes).

Color values

HEX	#3A445B
RGB	rgb(58, 68, 91)
HSL	hsl(222, 22%, 29%)
HSV	hsv(222, 36%, 36%)
CMYK	cmyk(36.3%, 25.3%, 0%, 64.3%)
CIE-LAB	lab(28.87, 2.29, -14.96)
CIE-LCH	lch(28.87, 15.14, 278.70°)
OKLab	oklab(38.76% -0.0027 -0.0414)
OKLCH	oklch(38.76% 0.041 266.3)
XYZ	xyz(5.6998, 5.7889, 10.7125)
Luminance	0.0579 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A445B #5B513A

analogous

#3A555B #3A445B #413A5B

triadic

#3A445B #5B3A44 #445B3A

tetradic

#3A445B #5B3A55 #5B513A #3A5B41

square

#3A445B #5B3A55 #5B513A #3A5B41

split-complementary

#3A445B #5B413A #555B3A

monochromatic

#0C0E13 #222836 #3A445B #526080 #6D7DA2

Accessibility & contrast

On white

9.73

#3A445B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#3A445B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A445B

9.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A445B	#FFFFFF	#000000	##FFFFFF
##3A445B	1.00	9.73	2.16	9.73
#FFFFFF	9.73	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C465C

Deuteranopia (green-blind)

#39435A

Tritanopia (blue-blind)

#30494C

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #3a445b;
/* rgb */ color: rgb(58, 68, 91);
/* oklch */ color: oklch(38.8% 0.041 266.3);

Tailwind

colors: {
  custom: {
    50: '#717789',
    500: '#3a445b',
    950: '#000000',
  },
}

SCSS

$custom: #3a445b;
$custom-light: #717789;
$custom-dark: #000000;

JSON

{
  "hex": "#3a445b",
  "rgb": {
    "r": 58,
    "g": 68,
    "b": 91
  },
  "hsl": {
    "h": 221.818,
    "s": 22.148,
    "l": 29.216
  },
  "oklch": {
    "l": 0.38758,
    "c": 0.04148,
    "h": 266.3
  },
  "luminance": 0.05789
}

Semantic roles & 50–950 ramp

primary

#3A445B

secondary

#8B8066

accent

#A569BF

background

#F6F7F8

surface

#ECEDF0

border

#C7C8CB

text

#08080B

muted

#7B7B7C

Preview Lab

Preview with #3A445B

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

Preview Lab → · Contrast checker → · Palette generator →