#20398B#20398B

#20398B is a dark, vivid blue. Relative luminance 0.051; OKLCH L 37.9% C 0.140 H 266.6°. Best body text is #FFFFFF at 10.40:1 contrast (WCAG AA passes).

Color values

HEX	#20398B
RGB	rgb(32, 57, 139)
HSL	hsl(226, 63%, 34%)
HSV	hsv(226, 77%, 55%)
CMYK	cmyk(77%, 59%, 0%, 45.5%)
CIE-LAB	lab(27.01, 21.34, -48.40)
CIE-LCH	lch(27.01, 52.90, 293.80°)
OKLab	oklab(37.87% -0.0082 -0.1397)
OKLCH	oklch(37.87% 0.14 266.6)
XYZ	xyz(6.7174, 5.0967, 25.0508)
Luminance	0.0510 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#20398B #8B7220

analogous

#206E8B #20398B #3C208B

triadic

#20398B #8B2039 #398B20

tetradic

#20398B #8B206E #8B7220 #208B3C

square

#20398B #8B206E #8B7220 #208B3C

split-complementary

#20398B #8B3C20 #6E8B20

monochromatic

#091028 #152559 #20398B #2B4DBD #4F6FD6

Accessibility & contrast

On white

10.40

#20398B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#20398B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #20398B

10.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##20398B	#FFFFFF	#000000	##FFFFFF
##20398B	1.00	10.40	2.02	10.40
#FFFFFF	10.40	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00458E

Deuteranopia (green-blind)

#003B89

Tritanopia (blue-blind)

#004D5C

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #20398b;
/* rgb */ color: rgb(32, 57, 139);
/* oklch */ color: oklch(37.9% 0.140 266.6);

Tailwind

colors: {
  custom: {
    50: '#6c6fae',
    500: '#20398b',
    950: '#000000',
  },
}

SCSS

$custom: #20398b;
$custom-light: #6c6fae;
$custom-dark: #000000;

JSON

{
  "hex": "#20398b",
  "rgb": {
    "r": 32,
    "g": 57,
    "b": 139
  },
  "hsl": {
    "h": 225.981,
    "s": 62.573,
    "l": 33.529
  },
  "oklch": {
    "l": 0.37872,
    "c": 0.1399,
    "h": 266.6
  },
  "luminance": 0.05097
}

Semantic roles & 50–950 ramp

primary

#20398B

secondary

#BAA04D

accent

#BF42E6

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #20398B

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

Preview Lab → · Contrast checker → · Palette generator →