#20397F#20397F

#20397F is a dark, vivid blue. Relative luminance 0.048; OKLCH L 36.9% C 0.123 H 265.8°. Best body text is #FFFFFF at 10.75:1 contrast (WCAG AA passes).

Color values

HEX	#20397F
RGB	rgb(32, 57, 127)
HSL	hsl(224, 60%, 31%)
HSV	hsv(224, 75%, 50%)
CMYK	cmyk(74.8%, 55.1%, 0%, 50.2%)
CIE-LAB	lab(26.05, 16.57, -42.46)
CIE-LCH	lch(26.05, 45.58, 291.32°)
OKLab	oklab(36.85% -0.009 -0.1222)
OKLCH	oklch(36.85% 0.123 265.8)
XYZ	xyz(5.8882, 4.7650, 20.6840)
Luminance	0.0477 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#20397F #7F6620

analogous

#20687F #20397F #37207F

triadic

#20397F #7F2039 #397F20

tetradic

#20397F #7F2068 #7F6620 #207F37

square

#20397F #7F2068 #7F6620 #207F37

split-complementary

#20397F #7F3720 #687F20

monochromatic

#070D1D #14234E #20397F #2C4FB0 #486CD1

Accessibility & contrast

On white

10.75

#20397F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#20397F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #20397F

10.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##20397F	#FFFFFF	#000000	##FFFFFF
##20397F	1.00	10.75	1.95	10.75
#FFFFFF	10.75	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#064281

Deuteranopia (green-blind)

#003A7E

Tritanopia (blue-blind)

#004A56

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #20397f;
/* rgb */ color: rgb(32, 57, 127);
/* oklch */ color: oklch(36.9% 0.123 265.8);

Tailwind

colors: {
  custom: {
    50: '#696ea5',
    500: '#20397f',
    950: '#000000',
  },
}

SCSS

$custom: #20397f;
$custom-light: #696ea5;
$custom-dark: #000000;

JSON

{
  "hex": "#20397f",
  "rgb": {
    "r": 32,
    "g": 57,
    "b": 127
  },
  "hsl": {
    "h": 224.211,
    "s": 59.748,
    "l": 31.176
  },
  "oklch": {
    "l": 0.36853,
    "c": 0.12254,
    "h": 265.8
  },
  "luminance": 0.04766
}

Semantic roles & 50–950 ramp

primary

#20397F

secondary

#B29649

accent

#B945E3

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #20397F

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

Preview Lab → · Contrast checker → · Palette generator →