#231785#231785

#231785 is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.7% C 0.170 H 275.5°. Best body text is #FFFFFF at 13.70:1 contrast (WCAG AA passes).

Color values

HEX	#231785
RGB	rgb(35, 23, 133)
HSL	hsl(247, 71%, 31%)
HSV	hsv(247, 83%, 52%)
CMYK	cmyk(73.7%, 82.7%, 0%, 47.8%)
CIE-LAB	lab(18.64, 40.89, -58.38)
CIE-LCH	lch(18.64, 71.28, 305.00°)
OKLab	oklab(31.67% 0.0163 -0.1688)
OKLCH	oklch(31.67% 0.17 275.5)
XYZ	xyz(5.2318, 2.6631, 22.4241)
Luminance	0.0266 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231785 #798517

analogous

#174285 #231785 #5A1785

triadic

#231785 #852317 #178523

tetradic

#231785 #851742 #798517 #17855A

square

#231785 #851742 #798517 #17855A

split-complementary

#231785 #855A17 #428517

monochromatic

#08051D #150E51 #231785 #3120B9 #4B3ADD

Accessibility & contrast

On white

13.70

#231785 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#231785 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231785

13.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231785	#FFFFFF	#000000	##FFFFFF
##231785	1.00	13.70	1.53	13.70
#FFFFFF	13.70	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003288

Deuteranopia (green-blind)

#002883

Tritanopia (blue-blind)

#00394F

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #231785;
/* rgb */ color: rgb(35, 23, 133);
/* oklch */ color: oklch(31.7% 0.170 275.5);

Tailwind

colors: {
  custom: {
    50: '#6f58aa',
    500: '#231785',
    950: '#000000',
  },
}

SCSS

$custom: #231785;
$custom-light: #6f58aa;
$custom-dark: #000000;

JSON

{
  "hex": "#231785",
  "rgb": {
    "r": 35,
    "g": 23,
    "b": 133
  },
  "hsl": {
    "h": 246.545,
    "s": 70.513,
    "l": 30.588
  },
  "oklch": {
    "l": 0.31675,
    "c": 0.16958,
    "h": 275.5
  },
  "luminance": 0.02664
}

Semantic roles & 50–950 ramp

primary

#231785

secondary

#ACB93F

accent

#ED3BDA

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090310

muted

#7B787F

Preview Lab

Preview with #231785

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

Preview Lab → · Contrast checker → · Palette generator →