#20188E#20188E

#20188E is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.7% C 0.180 H 273.0°. Best body text is #FFFFFF at 13.27:1 contrast (WCAG AA passes).

Color values

HEX	#20188E
RGB	rgb(32, 24, 142)
HSL	hsl(244, 71%, 33%)
HSV	hsv(244, 83%, 56%)
CMYK	cmyk(77.5%, 83.1%, 0%, 44.3%)
CIE-LAB	lab(19.69, 43.05, -62.29)
CIE-LCH	lch(19.69, 75.72, 304.65°)
OKLab	oklab(32.67% 0.0094 -0.1802)
OKLCH	oklch(32.67% 0.18 273)
XYZ	xyz(5.8032, 2.9127, 25.8423)
Luminance	0.0291 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#20188E #868E18

analogous

#184B8E #20188E #5B188E

triadic

#20188E #8E2018 #188E20

tetradic

#20188E #8E184B #868E18 #188E5B

square

#20188E #8E184B #868E18 #188E5B

split-complementary

#20188E #8E5B18 #4B8E18

monochromatic

#080625 #140F5A #20188E #2C21C2 #4C41DF

Accessibility & contrast

On white

13.27

#20188E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#20188E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #20188E

13.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##20188E	#FFFFFF	#000000	##FFFFFF
##20188E	1.00	13.27	1.58	13.27
#FFFFFF	13.27	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003591

Deuteranopia (green-blind)

#002A8C

Tritanopia (blue-blind)

#003D54

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #20188e;
/* rgb */ color: rgb(32, 24, 142);
/* oklch */ color: oklch(32.7% 0.180 273.0);

Tailwind

colors: {
  custom: {
    50: '#7059b0',
    500: '#20188e',
    950: '#000000',
  },
}

SCSS

$custom: #20188e;
$custom-light: #7059b0;
$custom-dark: #000000;

JSON

{
  "hex": "#20188e",
  "rgb": {
    "r": 32,
    "g": 24,
    "b": 142
  },
  "hsl": {
    "h": 244.068,
    "s": 71.084,
    "l": 32.549
  },
  "oklch": {
    "l": 0.32665,
    "c": 0.18046,
    "h": 273
  },
  "luminance": 0.02913
}

Semantic roles & 50–950 ramp

primary

#20188E

secondary

#B7C042

accent

#EE3AE2

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #20188E

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

Preview Lab → · Contrast checker → · Palette generator →