#39579F#39579F

#39579F is a mid, vivid blue. Relative luminance 0.102; OKLCH L 47.1% C 0.122 H 265.1°. Best body text is #FFFFFF at 6.91:1 contrast (WCAG AA passes).

Color values

HEX	#39579F
RGB	rgb(57, 87, 159)
HSL	hsl(222, 47%, 42%)
HSV	hsv(222, 64%, 62%)
CMYK	cmyk(64.2%, 45.3%, 0%, 37.6%)
CIE-LAB	lab(38.18, 12.70, -42.49)
CIE-LCH	lch(38.18, 44.35, 286.64°)
OKLab	oklab(47.14% -0.0105 -0.1213)
OKLCH	oklch(47.14% 0.122 265.1)
XYZ	xyz(11.3514, 10.1884, 34.1625)
Luminance	0.1019 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39579F #9F8139

analogous

#398A9F #39579F #4E399F

triadic

#39579F #9F3957 #579F39

tetradic

#39579F #9F398A #9F8139 #399F4E

square

#39579F #9F398A #9F8139 #399F4E

split-complementary

#39579F #9F4E39 #8A9F39

monochromatic

#192645 #293E72 #39579F #5474C2 #8199D2

Accessibility & contrast

On white

6.91

#39579F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#39579F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #39579F

6.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39579F	#FFFFFF	#000000	##FFFFFF
##39579F	1.00	6.91	3.04	6.91
#FFFFFF	6.91	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#355FA2

Deuteranopia (green-blind)

#24569D

Tritanopia (blue-blind)

#006773

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #39579f;
/* rgb */ color: rgb(57, 87, 159);
/* oklch */ color: oklch(47.1% 0.122 265.1);

Tailwind

colors: {
  custom: {
    50: '#7a86bc',
    500: '#39579f',
    950: '#000000',
  },
}

SCSS

$custom: #39579f;
$custom-light: #7a86bc;
$custom-dark: #000000;

JSON

{
  "hex": "#39579f",
  "rgb": {
    "r": 57,
    "g": 87,
    "b": 159
  },
  "hsl": {
    "h": 222.353,
    "s": 47.222,
    "l": 42.353
  },
  "oklch": {
    "l": 0.47142,
    "c": 0.12175,
    "h": 265.1
  },
  "luminance": 0.10189
}

Semantic roles & 50–950 ramp

primary

#39579F

secondary

#BBA878

accent

#AF51D7

background

#F7F8FB

surface

#EEEFF6

border

#C9CAD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #39579F

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

Preview Lab → · Contrast checker → · Palette generator →