#231775#231775

#231775 is a dark, vivid blue. Relative luminance 0.023; OKLCH L 29.8% C 0.150 H 278.0°. Best body text is #FFFFFF at 14.47:1 contrast (WCAG AA passes).

Color values

HEX	#231775
RGB	rgb(35, 23, 117)
HSL	hsl(248, 67%, 27%)
HSV	hsv(248, 80%, 46%)
CMYK	cmyk(70.1%, 80.3%, 0%, 54.1%)
CIE-LAB	lab(16.77, 35.66, -51.28)
CIE-LCH	lch(16.77, 62.46, 304.81°)
OKLab	oklab(29.82% 0.0208 -0.1481)
OKLCH	oklch(29.82% 0.15 278)
XYZ	xyz(4.2094, 2.2541, 17.0394)
Luminance	0.0225 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231775 #697517

analogous

#173A75 #231775 #521775

triadic

#231775 #752317 #177523

tetradic

#231775 #75173A #697517 #177552

square

#231775 #75173A #697517 #177552

split-complementary

#231775 #755217 #3A7517

monochromatic

#08051A #140D42 #231775 #3221A8 #4530D6

Accessibility & contrast

On white

14.47

#231775 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#231775 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231775

14.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231775	#FFFFFF	#000000	##FFFFFF
##231775	1.00	14.47	1.45	14.47
#FFFFFF	14.47	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D78

Deuteranopia (green-blind)

#002573

Tritanopia (blue-blind)

#003345

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #231775;
/* rgb */ color: rgb(35, 23, 117);
/* oklch */ color: oklch(29.8% 0.150 278.0);

Tailwind

colors: {
  custom: {
    50: '#6b569e',
    500: '#231775',
    950: '#000000',
  },
}

SCSS

$custom: #231775;
$custom-light: #6b569e;
$custom-dark: #000000;

JSON

{
  "hex": "#231775",
  "rgb": {
    "r": 35,
    "g": 23,
    "b": 117
  },
  "hsl": {
    "h": 247.66,
    "s": 67.143,
    "l": 27.451
  },
  "oklch": {
    "l": 0.29819,
    "c": 0.14959,
    "h": 278
  },
  "luminance": 0.02254
}

Semantic roles & 50–950 ramp

primary

#231775

secondary

#9CAA3D

accent

#EA3ED4

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#08030E

muted

#7A787E

Preview Lab

Preview with #231775

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

Preview Lab → · Contrast checker → · Palette generator →