#33397C#33397C

#33397C is a dark, moderate blue. Relative luminance 0.051; OKLCH L 37.8% C 0.112 H 275.8°. Best body text is #FFFFFF at 10.41:1 contrast (WCAG AA passes).

Color values

HEX	#33397C
RGB	rgb(51, 57, 124)
HSL	hsl(235, 42%, 34%)
HSV	hsv(235, 59%, 49%)
CMYK	cmyk(58.9%, 54%, 0%, 51.4%)
CIE-LAB	lab(26.98, 18.87, -39.03)
CIE-LCH	lch(26.98, 43.36, 295.80°)
OKLab	oklab(37.78% 0.0113 -0.1117)
OKLCH	oklch(37.78% 0.112 275.8)
XYZ	xyz(6.4653, 5.0848, 19.7057)
Luminance	0.0508 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33397C #7C7633

analogous

#335E7C #33397C #52337C

triadic

#33397C #7C3339 #397C33

tetradic

#33397C #7C335E #7C7633 #337C52

square

#33397C #7C335E #7C7633 #337C52

split-complementary

#33397C #7C5233 #5E7C33

monochromatic

#0F1125 #212551 #33397C #454DA7 #6870C1

Accessibility & contrast

On white

10.41

#33397C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#33397C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33397C

10.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33397C	#FFFFFF	#000000	##FFFFFF
##33397C	1.00	10.41	2.02	10.41
#FFFFFF	10.41	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#14437E

Deuteranopia (green-blind)

#053D7B

Tritanopia (blue-blind)

#084854

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #33397c;
/* rgb */ color: rgb(51, 57, 124);
/* oklch */ color: oklch(37.8% 0.112 275.8);

Tailwind

colors: {
  custom: {
    50: '#726fa2',
    500: '#33397c',
    950: '#000000',
  },
}

SCSS

$custom: #33397c;
$custom-light: #726fa2;
$custom-dark: #000000;

JSON

{
  "hex": "#33397c",
  "rgb": {
    "r": 51,
    "g": 57,
    "b": 124
  },
  "hsl": {
    "h": 235.068,
    "s": 41.714,
    "l": 34.314
  },
  "oklch": {
    "l": 0.37781,
    "c": 0.11223,
    "h": 275.8
  },
  "luminance": 0.05085
}

Semantic roles & 50–950 ramp

primary

#33397C

secondary

#A9A362

accent

#C756D2

background

#F7F6FA

surface

#EDECF3

border

#C8C7CD

text

#08070F

muted

#7B7A7F

Preview Lab

Preview with #33397C

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

Preview Lab → · Contrast checker → · Palette generator →