#33355B#33355B

#33355B is a dark, moderate blue. Relative luminance 0.040; OKLCH L 34.6% C 0.066 H 280.1°. Best body text is #FFFFFF at 11.66:1 contrast (WCAG AA passes).

Color values

HEX	#33355B
RGB	rgb(51, 53, 91)
HSL	hsl(237, 28%, 28%)
HSV	hsv(237, 44%, 36%)
CMYK	cmyk(44%, 41.8%, 0%, 64.3%)
CIE-LAB	lab(23.69, 10.16, -23.08)
CIE-LCH	lch(23.69, 25.22, 293.76°)
OKLab	oklab(34.6% 0.0115 -0.0649)
OKLCH	oklch(34.6% 0.066 280.1)
XYZ	xyz(4.5261, 4.0052, 10.4301)
Luminance	0.0401 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33355B #5B5933

analogous

#33495B #33355B #45335B

triadic

#33355B #5B3335 #355B33

tetradic

#33355B #5B3349 #5B5933 #335B45

square

#33355B #5B3349 #5B5933 #335B45

split-complementary

#33355B #5B4533 #495B33

monochromatic

#0B0B14 #1D1E34 #33355B #494C82 #6265A7

Accessibility & contrast

On white

11.66

#33355B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#33355B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33355B

11.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33355B	#FFFFFF	#000000	##FFFFFF
##33355B	1.00	11.66	1.80	11.66
#FFFFFF	11.66	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#283A5C

Deuteranopia (green-blind)

#26375A

Tritanopia (blue-blind)

#273D43

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #33355b;
/* rgb */ color: rgb(51, 53, 91);
/* oklch */ color: oklch(34.6% 0.066 280.1);

Tailwind

colors: {
  custom: {
    50: '#6d6c89',
    500: '#33355b',
    950: '#000000',
  },
}

SCSS

$custom: #33355b;
$custom-light: #6d6c89;
$custom-dark: #000000;

JSON

{
  "hex": "#33355b",
  "rgb": {
    "r": 51,
    "g": 53,
    "b": 91
  },
  "hsl": {
    "h": 237,
    "s": 28.169,
    "l": 27.843
  },
  "oklch": {
    "l": 0.346,
    "c": 0.06594,
    "h": 280.1
  },
  "luminance": 0.04005
}

Semantic roles & 50–950 ramp

primary

#33355B

secondary

#8C8A5E

accent

#C063C4

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#07060B

muted

#7A7A7C

Preview Lab

Preview with #33355B

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

Preview Lab → · Contrast checker → · Palette generator →