#231A7A#231A7A

#231A7A is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.8% C 0.153 H 276.7°. Best body text is #FFFFFF at 14.00:1 contrast (WCAG AA passes).

Color values

HEX	#231A7A
RGB	rgb(35, 26, 122)
HSL	hsl(246, 65%, 29%)
HSV	hsv(246, 79%, 48%)
CMYK	cmyk(71.3%, 78.7%, 0%, 52.2%)
CIE-LAB	lab(17.92, 35.65, -52.59)
CIE-LCH	lch(17.92, 63.53, 304.14°)
OKLab	oklab(30.8% 0.0178 -0.152)
OKLCH	oklch(30.8% 0.153 276.7)
XYZ	xyz(4.5742, 2.5008, 18.6502)
Luminance	0.0250 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231A7A #717A1A

analogous

#1A417A #231A7A #531A7A

triadic

#231A7A #7A231A #1A7A23

tetradic

#231A7A #7A1A41 #717A1A #1A7A53

square

#231A7A #7A1A41 #717A1A #1A7A53

split-complementary

#231A7A #7A531A #417A1A

monochromatic

#070519 #150F48 #231A7A #3125AC #4839D5

Accessibility & contrast

On white

14.00

#231A7A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#231A7A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231A7A

14.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231A7A	#FFFFFF	#000000	##FFFFFF
##231A7A	1.00	14.00	1.50	14.00
#FFFFFF	14.00	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00307D

Deuteranopia (green-blind)

#002878

Tritanopia (blue-blind)

#003649

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #231a7a;
/* rgb */ color: rgb(35, 26, 122);
/* oklch */ color: oklch(30.8% 0.153 276.7);

Tailwind

colors: {
  custom: {
    50: '#6c59a2',
    500: '#231a7a',
    950: '#000000',
  },
}

SCSS

$custom: #231a7a;
$custom-light: #6c59a2;
$custom-dark: #000000;

JSON

{
  "hex": "#231a7a",
  "rgb": {
    "r": 35,
    "g": 26,
    "b": 122
  },
  "hsl": {
    "h": 245.625,
    "s": 64.865,
    "l": 29.02
  },
  "oklch": {
    "l": 0.30797,
    "c": 0.15301,
    "h": 276.7
  },
  "luminance": 0.02501
}

Semantic roles & 50–950 ramp

primary

#231A7A

secondary

#A4AE41

accent

#E840D8

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08030F

muted

#7B787F

Preview Lab

Preview with #231A7A

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

Preview Lab → · Contrast checker → · Palette generator →