#37338C#37338C

#37338C is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.2% C 0.143 H 279.2°. Best body text is #FFFFFF at 10.42:1 contrast (WCAG AA passes).

Color values

HEX	#37338C
RGB	rgb(55, 51, 140)
HSL	hsl(243, 47%, 37%)
HSV	hsv(243, 64%, 55%)
CMYK	cmyk(60.7%, 63.6%, 0%, 45.1%)
CIE-LAB	lab(26.94, 29.29, -49.07)
CIE-LCH	lch(26.94, 57.14, 300.83°)
OKLab	oklab(38.22% 0.0229 -0.1411)
OKLCH	oklch(38.22% 0.143 279.2)
XYZ	xyz(7.4915, 5.0728, 25.3902)
Luminance	0.0507 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37338C #888C33

analogous

#335B8C #37338C #64338C

triadic

#37338C #8C3733 #338C37

tetradic

#37338C #8C335B #888C33 #338C64

square

#37338C #8C335B #888C33 #338C64

split-complementary

#37338C #8C6433 #5B8C33

monochromatic

#141232 #25235F #37338C #4943B9 #736FCB

Accessibility & contrast

On white

10.42

#37338C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#37338C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37338C

10.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37338C	#FFFFFF	#000000	##FFFFFF
##37338C	1.00	10.42	2.01	10.42
#FFFFFF	10.42	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00438F

Deuteranopia (green-blind)

#003C8A

Tritanopia (blue-blind)

#00495A

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #37338c;
/* rgb */ color: rgb(55, 51, 140);
/* oklch */ color: oklch(38.2% 0.143 279.2);

Tailwind

colors: {
  custom: {
    50: '#776bae',
    500: '#37338c',
    950: '#000000',
  },
}

SCSS

$custom: #37338c;
$custom-light: #776bae;
$custom-dark: #000000;

JSON

{
  "hex": "#37338c",
  "rgb": {
    "r": 55,
    "g": 51,
    "b": 140
  },
  "hsl": {
    "h": 242.697,
    "s": 46.597,
    "l": 37.451
  },
  "oklch": {
    "l": 0.38225,
    "c": 0.14294,
    "h": 279.2
  },
  "luminance": 0.05073
}

Semantic roles & 50–950 ramp

primary

#37338C

secondary

#AFB268

accent

#D652D0

background

#F7F6FA

surface

#EEEBF4

border

#C9C6CE

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #37338C

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

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