#39337B#39337B

#39337B is a dark, moderate blue. Relative luminance 0.047; OKLCH L 37.0% C 0.118 H 282.7°. Best body text is #FFFFFF at 10.86:1 contrast (WCAG AA passes).

Color values

HEX	#39337B
RGB	rgb(57, 51, 123)
HSL	hsl(245, 41%, 34%)
HSV	hsv(245, 59%, 48%)
CMYK	cmyk(53.7%, 58.5%, 0%, 51.8%)
CIE-LAB	lab(25.76, 23.87, -40.33)
CIE-LCH	lch(25.76, 46.87, 300.62°)
OKLab	oklab(36.98% 0.026 -0.1153)
OKLCH	oklch(36.98% 0.118 282.7)
XYZ	xyz(6.4452, 4.6672, 19.2963)
Luminance	0.0467 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39337B #757B33

analogous

#33517B #39337B #5D337B

triadic

#39337B #7B3933 #337B39

tetradic

#39337B #7B3351 #757B33 #337B5D

square

#39337B #7B3351 #757B33 #337B5D

split-complementary

#39337B #7B5D33 #517B33

monochromatic

#110F24 #252150 #39337B #4D45A6 #6F68C0

Accessibility & contrast

On white

10.86

#39337B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#39337B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #39337B

10.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39337B	#FFFFFF	#000000	##FFFFFF
##39337B	1.00	10.86	1.93	10.86
#FFFFFF	10.86	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#023F7D

Deuteranopia (green-blind)

#003B79

Tritanopia (blue-blind)

#1F4351

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #39337b;
/* rgb */ color: rgb(57, 51, 123);
/* oklch */ color: oklch(37.0% 0.118 282.7);

Tailwind

colors: {
  custom: {
    50: '#756ba2',
    500: '#39337b',
    950: '#000000',
  },
}

SCSS

$custom: #39337b;
$custom-light: #756ba2;
$custom-dark: #000000;

JSON

{
  "hex": "#39337b",
  "rgb": {
    "r": 57,
    "g": 51,
    "b": 123
  },
  "hsl": {
    "h": 245,
    "s": 41.379,
    "l": 34.118
  },
  "oklch": {
    "l": 0.36977,
    "c": 0.11825,
    "h": 282.7
  },
  "luminance": 0.04668
}

Semantic roles & 50–950 ramp

primary

#39337B

secondary

#A2A862

accent

#D157C7

background

#F7F6FA

surface

#EDEBF3

border

#C8C6CD

text

#09060F

muted

#7B7A7F

Preview Lab

Preview with #39337B

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

Preview Lab → · Contrast checker → · Palette generator →