#33478A#33478A

#33478A is a dark, moderate blue. Relative luminance 0.070; OKLCH L 41.8% C 0.114 H 268.6°. Best body text is #FFFFFF at 8.72:1 contrast (WCAG AA passes).

Color values

HEX	#33478A
RGB	rgb(51, 71, 138)
HSL	hsl(226, 46%, 37%)
HSV	hsv(226, 63%, 54%)
CMYK	cmyk(63%, 48.6%, 0%, 45.9%)
CIE-LAB	lab(31.91, 14.47, -39.81)
CIE-LCH	lch(31.91, 42.36, 289.98°)
OKLab	oklab(41.83% -0.0027 -0.1138)
OKLCH	oklch(41.83% 0.114 268.6)
XYZ	xyz(8.2044, 7.0446, 24.9672)
Luminance	0.0704 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33478A #8A7633

analogous

#33738A #33478A #4B338A

triadic

#33478A #8A3347 #478A33

tetradic

#33478A #8A3373 #8A7633 #338A4B

square

#33478A #8A3373 #8A7633 #338A4B

split-complementary

#33478A #8A4B33 #738A33

monochromatic

#121931 #22305D #33478A #445EB7 #6E83C9

Accessibility & contrast

On white

8.72

#33478A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#33478A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33478A

8.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33478A	#FFFFFF	#000000	##FFFFFF
##33478A	1.00	8.72	2.41	8.72
#FFFFFF	8.72	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#264F8C

Deuteranopia (green-blind)

#174789

Tritanopia (blue-blind)

#005662

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #33478a;
/* rgb */ color: rgb(51, 71, 138);
/* oklch */ color: oklch(41.8% 0.114 268.6);

Tailwind

colors: {
  custom: {
    50: '#7379ad',
    500: '#33478a',
    950: '#000000',
  },
}

SCSS

$custom: #33478a;
$custom-light: #7379ad;
$custom-dark: #000000;

JSON

{
  "hex": "#33478a",
  "rgb": {
    "r": 51,
    "g": 71,
    "b": 138
  },
  "hsl": {
    "h": 226.207,
    "s": 46.032,
    "l": 37.059
  },
  "oklch": {
    "l": 0.41825,
    "c": 0.11381,
    "h": 268.6
  },
  "luminance": 0.07045
}

Semantic roles & 50–950 ramp

primary

#33478A

secondary

#B1A067

accent

#B752D6

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#090910

muted

#7B7B7F

Preview Lab

Preview with #33478A

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

Preview Lab → · Contrast checker → · Palette generator →