#33357B#33357B

#33357B is a dark, moderate blue. Relative luminance 0.047; OKLCH L 36.9% C 0.116 H 277.8°. Best body text is #FFFFFF at 10.85:1 contrast (WCAG AA passes).

Color values

HEX	#33357B
RGB	rgb(51, 53, 123)
HSL	hsl(238, 41%, 34%)
HSV	hsv(238, 59%, 48%)
CMYK	cmyk(58.5%, 56.9%, 0%, 51.8%)
CIE-LAB	lab(25.80, 21.23, -40.30)
CIE-LCH	lch(25.80, 45.55, 297.78°)
OKLab	oklab(36.88% 0.0158 -0.1154)
OKLCH	oklch(36.88% 0.116 277.8)
XYZ	xyz(6.2124, 4.6796, 19.3110)
Luminance	0.0468 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33357B #7B7933

analogous

#33597B #33357B #55337B

triadic

#33357B #7B3335 #357B33

tetradic

#33357B #7B3359 #7B7933 #337B55

square

#33357B #7B3359 #7B7933 #337B55

split-complementary

#33357B #7B5533 #597B33

monochromatic

#0F1024 #212250 #33357B #4548A6 #686AC0

Accessibility & contrast

On white

10.85

#33357B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#33357B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33357B

10.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33357B	#FFFFFF	#000000	##FFFFFF
##33357B	1.00	10.85	1.94	10.85
#FFFFFF	10.85	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#06407D

Deuteranopia (green-blind)

#003A7A

Tritanopia (blue-blind)

#0B4552

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #33357b;
/* rgb */ color: rgb(51, 53, 123);
/* oklch */ color: oklch(36.9% 0.116 277.8);

Tailwind

colors: {
  custom: {
    50: '#726ca2',
    500: '#33357b',
    950: '#000000',
  },
}

SCSS

$custom: #33357b;
$custom-light: #726ca2;
$custom-dark: #000000;

JSON

{
  "hex": "#33357b",
  "rgb": {
    "r": 51,
    "g": 53,
    "b": 123
  },
  "hsl": {
    "h": 238.333,
    "s": 41.379,
    "l": 34.118
  },
  "oklch": {
    "l": 0.36879,
    "c": 0.11649,
    "h": 277.8
  },
  "luminance": 0.0468
}

Semantic roles & 50–950 ramp

primary

#33357B

secondary

#A8A662

accent

#CE57D1

background

#F7F6FA

surface

#EDEBF3

border

#C8C6CD

text

#08070F

muted

#7B7A7F

Preview Lab

Preview with #33357B

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

Preview Lab → · Contrast checker → · Palette generator →