#393D63#393D63

#393D63 is a dark, moderate blue. Relative luminance 0.051; OKLCH L 37.4% C 0.065 H 278.2°. Best body text is #FFFFFF at 10.39:1 contrast (WCAG AA passes).

Color values

HEX	#393D63
RGB	rgb(57, 61, 99)
HSL	hsl(234, 27%, 31%)
HSV	hsv(234, 42%, 39%)
CMYK	cmyk(42.4%, 38.4%, 0%, 61.2%)
CIE-LAB	lab(27.04, 9.13, -22.98)
CIE-LCH	lch(27.04, 24.72, 291.67°)
OKLab	oklab(37.45% 0.0093 -0.0645)
OKLCH	oklch(37.45% 0.065 278.2)
XYZ	xyz(5.6076, 5.1080, 12.4924)
Luminance	0.0511 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#393D63 #635F39

analogous

#395263 #393D63 #4A3963

triadic

#393D63 #63393D #3D6339

tetradic

#393D63 #633952 #635F39 #39634A

square

#393D63 #633952 #635F39 #39634A

split-complementary

#393D63 #634A39 #526339

monochromatic

#0C0D15 #23253C #393D63 #4F558A #6C72AA

Accessibility & contrast

On white

10.39

#393D63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#393D63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #393D63

10.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##393D63	#FFFFFF	#000000	##FFFFFF
##393D63	1.00	10.39	2.02	10.39
#FFFFFF	10.39	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#304265

Deuteranopia (green-blind)

#2D3E62

Tritanopia (blue-blind)

#2C444B

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #393d63;
/* rgb */ color: rgb(57, 61, 99);
/* oklch */ color: oklch(37.4% 0.065 278.2);

Tailwind

colors: {
  custom: {
    50: '#71728f',
    500: '#393d63',
    950: '#000000',
  },
}

SCSS

$custom: #393d63;
$custom-light: #71728f;
$custom-dark: #000000;

JSON

{
  "hex": "#393d63",
  "rgb": {
    "r": 57,
    "g": 61,
    "b": 99
  },
  "hsl": {
    "h": 234.286,
    "s": 26.923,
    "l": 30.588
  },
  "oklch": {
    "l": 0.37445,
    "c": 0.06512,
    "h": 278.2
  },
  "luminance": 0.05108
}

Semantic roles & 50–950 ramp

primary

#393D63

secondary

#938F65

accent

#BA65C3

background

#F6F6F8

surface

#ECECF0

border

#C7C7CB

text

#08070C

muted

#7B7A7D

Preview Lab

Preview with #393D63

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

Preview Lab → · Contrast checker → · Palette generator →