#333173#333173

#333173 is a dark, moderate blue. Relative luminance 0.041; OKLCH L 35.4% C 0.110 H 280.5°. Best body text is #FFFFFF at 11.49:1 contrast (WCAG AA passes).

Color values

HEX	#333173
RGB	rgb(51, 49, 115)
HSL	hsl(242, 40%, 32%)
HSV	hsv(242, 57%, 45%)
CMYK	cmyk(55.7%, 57.4%, 0%, 54.9%)
CIE-LAB	lab(24.12, 21.12, -37.93)
CIE-LCH	lch(24.12, 43.41, 299.11°)
OKLab	oklab(35.44% 0.0202 -0.1085)
OKLCH	oklch(35.44% 0.11 280.5)
XYZ	xyz(5.5571, 4.1379, 16.7222)
Luminance	0.0414 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#333173 #717331

analogous

#315073 #333173 #543173

triadic

#333173 #733331 #317333

tetradic

#333173 #733150 #717331 #317354

square

#333173 #733150 #717331 #317354

split-complementary

#333173 #735431 #507331

monochromatic

#0D0C1D #201F48 #333173 #46439E #6562BC

Accessibility & contrast

On white

11.49

#333173 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#333173 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333173

11.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333173	#FFFFFF	#000000	##FFFFFF
##333173	1.00	11.49	1.83	11.49
#FFFFFF	11.49	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#073C75

Deuteranopia (green-blind)

#003772

Tritanopia (blue-blind)

#17404D

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #333173;
/* rgb */ color: rgb(51, 49, 115);
/* oklch */ color: oklch(35.4% 0.110 280.5);

Tailwind

colors: {
  custom: {
    50: '#71699c',
    500: '#333173',
    950: '#000000',
  },
}

SCSS

$custom: #333173;
$custom-light: #71699c;
$custom-dark: #000000;

JSON

{
  "hex": "#333173",
  "rgb": {
    "r": 51,
    "g": 49,
    "b": 115
  },
  "hsl": {
    "h": 241.818,
    "s": 40.244,
    "l": 32.157
  },
  "oklch": {
    "l": 0.35437,
    "c": 0.11034,
    "h": 280.5
  },
  "luminance": 0.04138
}

Semantic roles & 50–950 ramp

primary

#333173

secondary

#A2A45C

accent

#D058CC

background

#F7F6F9

surface

#EDEBF2

border

#C8C6CC

text

#08060E

muted

#7B7A7E

Preview Lab

Preview with #333173

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

Preview Lab → · Contrast checker → · Palette generator →