#231684#231684

#231684 is a dark, vivid blue. Relative luminance 0.026; OKLCH L 31.4% C 0.169 H 275.8°. Best body text is #FFFFFF at 13.82:1 contrast (WCAG AA passes).

Color values

HEX	#231684
RGB	rgb(35, 22, 132)
HSL	hsl(247, 71%, 30%)
HSV	hsv(247, 83%, 52%)
CMYK	cmyk(73.5%, 83.3%, 0%, 48.2%)
CIE-LAB	lab(18.35, 41.06, -58.23)
CIE-LCH	lch(18.35, 71.26, 305.19°)
OKLab	oklab(31.44% 0.017 -0.1683)
OKLCH	oklch(31.44% 0.169 275.8)
XYZ	xyz(5.1435, 2.5966, 22.0554)
Luminance	0.0260 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231684 #778416

analogous

#164084 #231684 #5A1684

triadic

#231684 #842316 #168423

tetradic

#231684 #841640 #778416 #16845A

square

#231684 #841640 #778416 #16845A

split-complementary

#231684 #845A16 #408416

monochromatic

#07051B #150D50 #231684 #311FB8 #4A37DE

Accessibility & contrast

On white

13.82

#231684 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#231684 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231684

13.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231684	#FFFFFF	#000000	##FFFFFF
##231684	1.00	13.82	1.52	13.82
#FFFFFF	13.82	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003187

Deuteranopia (green-blind)

#002882

Tritanopia (blue-blind)

#00384E

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #231684;
/* rgb */ color: rgb(35, 22, 132);
/* oklch */ color: oklch(31.4% 0.169 275.8);

Tailwind

colors: {
  custom: {
    50: '#6f57a9',
    500: '#231684',
    950: '#000000',
  },
}

SCSS

$custom: #231684;
$custom-light: #6f57a9;
$custom-dark: #000000;

JSON

{
  "hex": "#231684",
  "rgb": {
    "r": 35,
    "g": 22,
    "b": 132
  },
  "hsl": {
    "h": 247.091,
    "s": 71.429,
    "l": 30.196
  },
  "oklch": {
    "l": 0.31439,
    "c": 0.1692,
    "h": 275.8
  },
  "luminance": 0.02597
}

Semantic roles & 50–950 ramp

primary

#231684

secondary

#AAB83D

accent

#EE3AD9

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090310

muted

#7B787F

Preview Lab

Preview with #231684

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

Preview Lab → · Contrast checker → · Palette generator →