#231673#231673

#231673 is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.5% C 0.148 H 278.5°. Best body text is #FFFFFF at 14.65:1 contrast (WCAG AA passes).

Color values

HEX	#231673
RGB	rgb(35, 22, 115)
HSL	hsl(248, 68%, 27%)
HSV	hsv(248, 81%, 45%)
CMYK	cmyk(69.6%, 80.9%, 0%, 54.9%)
CIE-LAB	lab(16.35, 35.55, -50.68)
CIE-LCH	lch(16.35, 61.91, 305.04°)
OKLab	oklab(29.46% 0.0219 -0.1464)
OKLCH	oklch(29.46% 0.148 278.5)
XYZ	xyz(4.0736, 2.1686, 16.4202)
Luminance	0.0217 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231673 #667316

analogous

#163873 #231673 #521673

triadic

#231673 #732316 #167323

tetradic

#231673 #731638 #667316 #167352

square

#231673 #731638 #667316 #167352

split-complementary

#231673 #735216 #387316

monochromatic

#08051A #130C40 #231673 #3320A6 #442DD7

Accessibility & contrast

On white

14.65

#231673 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#231673 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231673

14.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231673	#FFFFFF	#000000	##FFFFFF
##231673	1.00	14.65	1.43	14.65
#FFFFFF	14.65	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C76

Deuteranopia (green-blind)

#002571

Tritanopia (blue-blind)

#003244

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #231673;
/* rgb */ color: rgb(35, 22, 115);
/* oklch */ color: oklch(29.5% 0.148 278.5);

Tailwind

colors: {
  custom: {
    50: '#6b569c',
    500: '#231673',
    950: '#000000',
  },
}

SCSS

$custom: #231673;
$custom-light: #6b569c;
$custom-dark: #000000;

JSON

{
  "hex": "#231673",
  "rgb": {
    "r": 35,
    "g": 22,
    "b": 115
  },
  "hsl": {
    "h": 248.387,
    "s": 67.883,
    "l": 26.863
  },
  "oklch": {
    "l": 0.29457,
    "c": 0.14802,
    "h": 278.5
  },
  "luminance": 0.02169
}

Semantic roles & 50–950 ramp

primary

#231673

secondary

#9AA93C

accent

#EB3DD2

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#08030E

muted

#7A787E

Preview Lab

Preview with #231673

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

Preview Lab → · Contrast checker → · Palette generator →