#231281#231281

#231281 is a dark, vivid blue. Relative luminance 0.024; OKLCH L 30.6% C 0.169 H 276.6°. Best body text is #FFFFFF at 14.24:1 contrast (WCAG AA passes).

Color values

HEX	#231281
RGB	rgb(35, 18, 129)
HSL	hsl(249, 76%, 29%)
HSV	hsv(249, 86%, 51%)
CMYK	cmyk(72.9%, 86%, 0%, 49.4%)
CIE-LAB	lab(17.34, 42.00, -58.01)
CIE-LCH	lch(17.34, 71.62, 305.91°)
OKLab	oklab(30.64% 0.0195 -0.1676)
OKLCH	oklch(30.64% 0.169 276.6)
XYZ	xyz(4.8706, 2.3745, 20.9663)
Luminance	0.0238 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231281 #708112

analogous

#123981 #231281 #5B1281

triadic

#231281 #812312 #128123

tetradic

#231281 #811239 #708112 #12815B

square

#231281 #811239 #708112 #12815B

split-complementary

#231281 #815B12 #398112

monochromatic

#07041B #140B4B #231281 #3219B7 #482CE2

Accessibility & contrast

On white

14.24

#231281 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#231281 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231281

14.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231281	#FFFFFF	#000000	##FFFFFF
##231281	1.00	14.24	1.48	14.24
#FFFFFF	14.24	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F84

Deuteranopia (green-blind)

#00267F

Tritanopia (blue-blind)

#00364B

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #231281;
/* rgb */ color: rgb(35, 18, 129);
/* oklch */ color: oklch(30.6% 0.169 276.6);

Tailwind

colors: {
  custom: {
    50: '#6f55a7',
    500: '#231281',
    950: '#000000',
  },
}

SCSS

$custom: #231281;
$custom-light: #6f55a7;
$custom-dark: #000000;

JSON

{
  "hex": "#231281",
  "rgb": {
    "r": 35,
    "g": 18,
    "b": 129
  },
  "hsl": {
    "h": 249.189,
    "s": 75.51,
    "l": 28.824
  },
  "oklch": {
    "l": 0.30636,
    "c": 0.16874,
    "h": 276.6
  },
  "luminance": 0.02375
}

Semantic roles & 50–950 ramp

primary

#231281

secondary

#A3B738

accent

#F236D5

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080310

muted

#7B787F

Preview Lab

Preview with #231281

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

Preview Lab → · Contrast checker → · Palette generator →