#39375B#39375B

#39375B is a dark, moderate blue. Relative luminance 0.044; OKLCH L 35.6% C 0.062 H 285.3°. Best body text is #FFFFFF at 11.22:1 contrast (WCAG AA passes).

Color values

HEX	#39375B
RGB	rgb(57, 55, 91)
HSL	hsl(243, 25%, 29%)
HSV	hsv(243, 40%, 36%)
CMYK	cmyk(37.4%, 39.6%, 0%, 64.3%)
CIE-LAB	lab(24.82, 10.67, -21.27)
CIE-LCH	lch(24.82, 23.79, 296.63°)
OKLab	oklab(35.6% 0.0163 -0.0595)
OKLCH	oklch(35.6% 0.062 285.3)
XYZ	xyz(4.9413, 4.3574, 10.4762)
Luminance	0.0436 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39375B #595B37

analogous

#37475B #39375B #4B375B

triadic

#39375B #5B3937 #375B39

tetradic

#39375B #5B3747 #595B37 #375B4B

square

#39375B #5B3747 #595B37 #375B4B

split-complementary

#39375B #5B4B37 #475B37

monochromatic

#0C0C13 #212035 #39375B #514E81 #6C68A4

Accessibility & contrast

On white

11.22

#39375B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#39375B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #39375B

11.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39375B	#FFFFFF	#000000	##FFFFFF
##39375B	1.00	11.22	1.87	11.22
#FFFFFF	11.22	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C3C5C

Deuteranopia (green-blind)

#2B3A5A

Tritanopia (blue-blind)

#303E44

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #39375b;
/* rgb */ color: rgb(57, 55, 91);
/* oklch */ color: oklch(35.6% 0.062 285.3);

Tailwind

colors: {
  custom: {
    50: '#716d89',
    500: '#39375b',
    950: '#000000',
  },
}

SCSS

$custom: #39375b;
$custom-light: #716d89;
$custom-dark: #000000;

JSON

{
  "hex": "#39375b",
  "rgb": {
    "r": 57,
    "g": 55,
    "b": 91
  },
  "hsl": {
    "h": 243.333,
    "s": 24.658,
    "l": 28.627
  },
  "oklch": {
    "l": 0.356,
    "c": 0.06171,
    "h": 285.3
  },
  "luminance": 0.04358
}

Semantic roles & 50–950 ramp

primary

#39375B

secondary

#898B62

accent

#C167BC

background

#F6F6F8

surface

#ECEBF0

border

#C7C6CB

text

#08070B

muted

#7B7A7C

Preview Lab

Preview with #39375B

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

Preview Lab → · Contrast checker → · Palette generator →