#33389B#33389B

#33389B is a dark, vivid blue. Relative luminance 0.059; OKLCH L 40.2% C 0.158 H 274.5°. Best body text is #FFFFFF at 9.63:1 contrast (WCAG AA passes).

Color values

HEX	#33389B
RGB	rgb(51, 56, 155)
HSL	hsl(237, 50%, 40%)
HSV	hsv(237, 67%, 61%)
CMYK	cmyk(67.1%, 63.9%, 0%, 39.2%)
CIE-LAB	lab(29.15, 30.66, -54.68)
CIE-LCH	lch(29.15, 62.69, 299.28°)
OKLab	oklab(40.17% 0.0124 -0.1577)
OKLCH	oklch(40.17% 0.158 274.5)
XYZ	xyz(8.6939, 5.8979, 31.6843)
Luminance	0.0590 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33389B #9B9633

analogous

#336C9B #33389B #62339B

triadic

#33389B #9B3338 #389B33

tetradic

#33389B #9B336C #9B9633 #339B62

square

#33389B #9B336C #9B9633 #339B62

split-complementary

#33389B #9B6233 #6C9B33

monochromatic

#15173F #24276D #33389B #484EC3 #767BD2

Accessibility & contrast

On white

9.63

#33389B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#33389B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33389B

9.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33389B	#FFFFFF	#000000	##FFFFFF
##33389B	1.00	9.63	2.18	9.63
#FFFFFF	9.63	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00499E

Deuteranopia (green-blind)

#004099

Tritanopia (blue-blind)

#005164

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #33389b;
/* rgb */ color: rgb(51, 56, 155);
/* oklch */ color: oklch(40.2% 0.158 274.5);

Tailwind

colors: {
  custom: {
    50: '#786eb9',
    500: '#33389b',
    950: '#000000',
  },
}

SCSS

$custom: #33389b;
$custom-light: #786eb9;
$custom-dark: #000000;

JSON

{
  "hex": "#33389b",
  "rgb": {
    "r": 51,
    "g": 56,
    "b": 155
  },
  "hsl": {
    "h": 237.115,
    "s": 50.485,
    "l": 40.392
  },
  "oklch": {
    "l": 0.40167,
    "c": 0.15816,
    "h": 274.5
  },
  "luminance": 0.05899
}

Semantic roles & 50–950 ramp

primary

#33389B

secondary

#BAB76F

accent

#D34EDA

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #33389B

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

Preview Lab → · Contrast checker → · Palette generator →