#33337F#33337F

#33337F is a dark, vivid blue. Relative luminance 0.046; OKLCH L 36.8% C 0.125 H 278.3°. Best body text is #FFFFFF at 10.93:1 contrast (WCAG AA passes).

Color values

HEX	#33337F
RGB	rgb(51, 51, 127)
HSL	hsl(240, 43%, 35%)
HSV	hsv(240, 60%, 50%)
CMYK	cmyk(59.8%, 59.8%, 0%, 50.2%)
CIE-LAB	lab(25.57, 23.99, -43.19)
CIE-LCH	lch(25.57, 49.40, 299.05°)
OKLab	oklab(36.81% 0.0181 -0.1239)
OKLCH	oklch(36.81% 0.125 278.3)
XYZ	xyz(6.3786, 4.6033, 20.6270)
Luminance	0.0460 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33337F #7F7F33

analogous

#33597F #33337F #59337F

triadic

#33337F #7F3333 #337F33

tetradic

#33337F #7F3359 #7F7F33 #337F59

square

#33337F #7F3359 #7F7F33 #337F59

split-complementary

#33337F #7F5933 #597F33

monochromatic

#101028 #212153 #33337F #4545AB #6969C3

Accessibility & contrast

On white

10.93

#33337F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#33337F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33337F

10.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33337F	#FFFFFF	#000000	##FFFFFF
##33337F	1.00	10.93	1.92	10.93
#FFFFFF	10.93	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004082

Deuteranopia (green-blind)

#00397D

Tritanopia (blue-blind)

#044553

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #33337f;
/* rgb */ color: rgb(51, 51, 127);
/* oklch */ color: oklch(36.8% 0.125 278.3);

Tailwind

colors: {
  custom: {
    50: '#736aa5',
    500: '#33337f',
    950: '#000000',
  },
}

SCSS

$custom: #33337f;
$custom-light: #736aa5;
$custom-dark: #000000;

JSON

{
  "hex": "#33337f",
  "rgb": {
    "r": 51,
    "g": 51,
    "b": 127
  },
  "hsl": {
    "h": 240,
    "s": 42.697,
    "l": 34.902
  },
  "oklch": {
    "l": 0.36806,
    "c": 0.12524,
    "h": 278.3
  },
  "luminance": 0.04604
}

Semantic roles & 50–950 ramp

primary

#33337F

secondary

#ABAB63

accent

#D255D2

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08060F

muted

#7B7A7F

Preview Lab

Preview with #33337F

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

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