#231686#231686

#231686 is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.7% C 0.172 H 275.5°. Best body text is #FFFFFF at 13.72:1 contrast (WCAG AA passes).

Color values

HEX	#231686
RGB	rgb(35, 22, 134)
HSL	hsl(247, 72%, 31%)
HSV	hsv(247, 84%, 53%)
CMYK	cmyk(73.9%, 83.6%, 0%, 47.5%)
CIE-LAB	lab(18.59, 41.70, -59.09)
CIE-LCH	lch(18.59, 72.32, 305.21°)
OKLab	oklab(31.68% 0.0165 -0.1708)
OKLCH	oklch(31.68% 0.172 275.5)
XYZ	xyz(5.2817, 2.6519, 22.7831)
Luminance	0.0265 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231686 #798616

analogous

#164186 #231686 #5B1686

triadic

#231686 #862316 #168623

tetradic

#231686 #861641 #798616 #16865B

square

#231686 #861641 #798616 #16865B

split-complementary

#231686 #865B16 #418616

monochromatic

#08051D #150D51 #231686 #311FBB #4B38DE

Accessibility & contrast

On white

13.72

#231686 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#231686 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231686

13.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231686	#FFFFFF	#000000	##FFFFFF
##231686	1.00	13.72	1.53	13.72
#FFFFFF	13.72	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003289

Deuteranopia (green-blind)

#002884

Tritanopia (blue-blind)

#00394F

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #231686;
/* rgb */ color: rgb(35, 22, 134);
/* oklch */ color: oklch(31.7% 0.172 275.5);

Tailwind

colors: {
  custom: {
    50: '#7057aa',
    500: '#231686',
    950: '#000000',
  },
}

SCSS

$custom: #231686;
$custom-light: #7057aa;
$custom-dark: #000000;

JSON

{
  "hex": "#231686",
  "rgb": {
    "r": 35,
    "g": 22,
    "b": 134
  },
  "hsl": {
    "h": 246.964,
    "s": 71.795,
    "l": 30.588
  },
  "oklch": {
    "l": 0.31677,
    "c": 0.17163,
    "h": 275.5
  },
  "luminance": 0.02652
}

Semantic roles & 50–950 ramp

primary

#231686

secondary

#ACBA3E

accent

#EF39D9

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090310

muted

#7B787F

Preview Lab

Preview with #231686

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

Preview Lab → · Contrast checker → · Palette generator →