#33418B#33418B

#33418B is a dark, vivid blue. Relative luminance 0.063; OKLCH L 40.6% C 0.123 H 271.8°. Best body text is #FFFFFF at 9.25:1 contrast (WCAG AA passes).

Color values

HEX	#33418B
RGB	rgb(51, 65, 139)
HSL	hsl(230, 46%, 37%)
HSV	hsv(230, 63%, 55%)
CMYK	cmyk(63.3%, 53.2%, 0%, 45.5%)
CIE-LAB	lab(30.27, 18.88, -43.06)
CIE-LCH	lch(30.27, 47.02, 293.68°)
OKLab	oklab(40.61% 0.0038 -0.1234)
OKLCH	oklch(40.61% 0.123 271.8)
XYZ	xyz(7.9142, 6.3478, 25.2293)
Luminance	0.0635 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33418B #8B7D33

analogous

#336D8B #33418B #51338B

triadic

#33418B #8B3341 #418B33

tetradic

#33418B #8B336D #8B7D33 #338B51

square

#33418B #8B336D #8B7D33 #338B51

split-complementary

#33418B #8B5133 #6D8B33

monochromatic

#121731 #232C5E #33418B #4356B8 #6E7DCA

Accessibility & contrast

On white

9.25

#33418B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#33418B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33418B

9.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33418B	#FFFFFF	#000000	##FFFFFF
##33418B	1.00	9.25	2.27	9.25
#FFFFFF	9.25	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#164B8E

Deuteranopia (green-blind)

#004489

Tritanopia (blue-blind)

#00525F

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #33418b;
/* rgb */ color: rgb(51, 65, 139);
/* oklch */ color: oklch(40.6% 0.123 271.8);

Tailwind

colors: {
  custom: {
    50: '#7475ad',
    500: '#33418b',
    950: '#000000',
  },
}

SCSS

$custom: #33418b;
$custom-light: #7475ad;
$custom-dark: #000000;

JSON

{
  "hex": "#33418b",
  "rgb": {
    "r": 51,
    "g": 65,
    "b": 139
  },
  "hsl": {
    "h": 230.455,
    "s": 46.316,
    "l": 37.255
  },
  "oklch": {
    "l": 0.40607,
    "c": 0.12347,
    "h": 271.8
  },
  "luminance": 0.06348
}

Semantic roles & 50–950 ramp

primary

#33418B

secondary

#B2A668

accent

#C152D6

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#090810

muted

#7B7B7F

Preview Lab

Preview with #33418B

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

Preview Lab → · Contrast checker → · Palette generator →