#20339B#20339B

#20339B is a dark, vivid blue. Relative luminance 0.050; OKLCH L 38.2% C 0.169 H 268.5°. Best body text is #FFFFFF at 10.46:1 contrast (WCAG AA passes).

Color values

HEX	#20339B
RGB	rgb(32, 51, 155)
HSL	hsl(231, 66%, 37%)
HSV	hsv(231, 79%, 61%)
CMYK	cmyk(79.4%, 67.1%, 0%, 39.2%)
CIE-LAB	lab(26.85, 31.59, -58.50)
CIE-LCH	lch(26.85, 66.48, 298.37°)
OKLab	oklab(38.19% -0.0045 -0.1693)
OKLCH	oklch(38.19% 0.169 268.5)
XYZ	xyz(7.6938, 5.0404, 31.5714)
Luminance	0.0504 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#20339B #9B8820

analogous

#20719B #20339B #4B209B

triadic

#20339B #9B2033 #339B20

tetradic

#20339B #9B2071 #9B8820 #209B4B

square

#20339B #9B2071 #9B8820 #209B4B

split-complementary

#20339B #9B4B20 #719B20

monochromatic

#0B1236 #162268 #20339B #2A44CE #596DDD

Accessibility & contrast

On white

10.46

#20339B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#20339B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #20339B

10.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##20339B	#FFFFFF	#000000	##FFFFFF
##20339B	1.00	10.46	2.01	10.46
#FFFFFF	10.46	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00459E

Deuteranopia (green-blind)

#003A99

Tritanopia (blue-blind)

#004F62

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #20339b;
/* rgb */ color: rgb(32, 51, 155);
/* oklch */ color: oklch(38.2% 0.169 268.5);

Tailwind

colors: {
  custom: {
    50: '#716ab9',
    500: '#20339b',
    950: '#000000',
  },
}

SCSS

$custom: #20339b;
$custom-light: #716ab9;
$custom-dark: #000000;

JSON

{
  "hex": "#20339b",
  "rgb": {
    "r": 32,
    "g": 51,
    "b": 155
  },
  "hsl": {
    "h": 230.732,
    "s": 65.775,
    "l": 36.667
  },
  "oklch": {
    "l": 0.38193,
    "c": 0.16939,
    "h": 268.5
  },
  "luminance": 0.05041
}

Semantic roles & 50–950 ramp

primary

#20339B

secondary

#C1B056

accent

#CF3FE9

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090612

muted

#7B7A81

Preview Lab

Preview with #20339B

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

Preview Lab → · Contrast checker → · Palette generator →