#39405B#39405B

#39405B is a dark, muted blue. Relative luminance 0.053; OKLCH L 37.7% C 0.047 H 272.8°. Best body text is #FFFFFF at 10.20:1 contrast (WCAG AA passes).

Color values

HEX	#39405B
RGB	rgb(57, 64, 91)
HSL	hsl(228, 23%, 29%)
HSV	hsv(228, 37%, 36%)
CMYK	cmyk(37.4%, 29.7%, 0%, 64.3%)
CIE-LAB	lab(27.55, 4.60, -17.01)
CIE-LCH	lch(27.55, 17.62, 285.13°)
OKLab	oklab(37.71% 0.0023 -0.0472)
OKLCH	oklch(37.71% 0.047 272.8)
XYZ	xyz(5.4085, 5.2918, 10.6319)
Luminance	0.0529 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39405B #5B5439

analogous

#39515B #39405B #43395B

triadic

#39405B #5B3940 #405B39

tetradic

#39405B #5B3951 #5B5439 #395B43

square

#39405B #5B3951 #5B5439 #395B43

split-complementary

#39405B #5B4339 #515B39

monochromatic

#0C0D13 #212635 #39405B #515A81 #6C77A3

Accessibility & contrast

On white

10.20

#39405B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#39405B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #39405B

10.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39405B	#FFFFFF	#000000	##FFFFFF
##39405B	1.00	10.20	2.06	10.20
#FFFFFF	10.20	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#37435C

Deuteranopia (green-blind)

#35405A

Tritanopia (blue-blind)

#2F4549

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #39405b;
/* rgb */ color: rgb(57, 64, 91);
/* oklch */ color: oklch(37.7% 0.047 272.8);

Tailwind

colors: {
  custom: {
    50: '#707489',
    500: '#39405b',
    950: '#000000',
  },
}

SCSS

$custom: #39405b;
$custom-light: #707489;
$custom-dark: #000000;

JSON

{
  "hex": "#39405b",
  "rgb": {
    "r": 57,
    "g": 64,
    "b": 91
  },
  "hsl": {
    "h": 227.647,
    "s": 22.973,
    "l": 29.02
  },
  "oklch": {
    "l": 0.37707,
    "c": 0.04731,
    "h": 272.8
  },
  "luminance": 0.05292
}

Semantic roles & 50–950 ramp

primary

#39405B

secondary

#8B8365

accent

#AE68BF

background

#F6F7F8

surface

#ECEDF0

border

#C7C8CB

text

#07080B

muted

#7A7B7C

Preview Lab

Preview with #39405B

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

Preview Lab → · Contrast checker → · Palette generator →