#333A4E#333A4E

#333A4E is a dark, muted blue. Relative luminance 0.043; OKLCH L 35.1% C 0.036 H 269.5°. Best body text is #FFFFFF at 11.31:1 contrast (WCAG AA passes).

Color values

HEX	#333A4E
RGB	rgb(51, 58, 78)
HSL	hsl(224, 21%, 25%)
HSV	hsv(224, 35%, 31%)
CMYK	cmyk(34.6%, 25.6%, 0%, 69.4%)
CIE-LAB	lab(24.58, 2.62, -13.13)
CIE-LCH	lch(24.58, 13.39, 281.26°)
OKLab	oklab(35.07% -0.0003 -0.0363)
OKLCH	oklch(35.07% 0.036 269.5)
XYZ	xyz(4.2531, 4.2798, 7.8083)
Luminance	0.0428 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#333A4E #4E4733

analogous

#33474E #333A4E #39334E

triadic

#333A4E #4E333A #3A4E33

tetradic

#333A4E #4E3347 #4E4733 #334E39

square

#333A4E #4E3347 #4E4733 #334E39

split-complementary

#333A4E #4E3933 #474E33

monochromatic

#0C0E13 #1B1E29 #333A4E #4B5673 #637198

Accessibility & contrast

On white

11.31

#333A4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#333A4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333A4E

11.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333A4E	#FFFFFF	#000000	##FFFFFF
##333A4E	1.00	11.31	1.86	11.31
#FFFFFF	11.31	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#343C4F

Deuteranopia (green-blind)

#31394E

Tritanopia (blue-blind)

#2C3E41

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #333a4e;
/* rgb */ color: rgb(51, 58, 78);
/* oklch */ color: oklch(35.1% 0.036 269.5);

Tailwind

colors: {
  custom: {
    50: '#6b707f',
    500: '#333a4e',
    950: '#000000',
  },
}

SCSS

$custom: #333a4e;
$custom-light: #6b707f;
$custom-dark: #000000;

JSON

{
  "hex": "#333a4e",
  "rgb": {
    "r": 51,
    "g": 58,
    "b": 78
  },
  "hsl": {
    "h": 224.444,
    "s": 20.93,
    "l": 25.294
  },
  "oklch": {
    "l": 0.35068,
    "c": 0.03628,
    "h": 269.5
  },
  "luminance": 0.0428
}

Semantic roles & 50–950 ramp

primary

#333A4E

secondary

#7F765E

accent

#A86ABD

background

#F6F6F7

surface

#EBECEE

border

#C6C7C9

text

#07070A

muted

#7A7A7C

Preview Lab

Preview with #333A4E

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

Preview Lab → · Contrast checker → · Palette generator →