#231A6A#231A6A

#231A6A is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.0% C 0.132 H 279.4°. Best body text is #FFFFFF at 14.71:1 contrast (WCAG AA passes).

Color values

HEX	#231A6A
RGB	rgb(35, 26, 106)
HSL	hsl(247, 61%, 26%)
HSV	hsv(247, 75%, 42%)
CMYK	cmyk(67%, 75.5%, 0%, 58.4%)
CIE-LAB	lab(16.19, 30.15, -45.09)
CIE-LCH	lch(16.19, 54.25, 303.77°)
OKLab	oklab(29.05% 0.0215 -0.1301)
OKLCH	oklch(29.05% 0.132 279.4)
XYZ	xyz(3.6632, 2.1364, 13.8522)
Luminance	0.0214 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231A6A #616A1A

analogous

#1A396A #231A6A #4B1A6A

triadic

#231A6A #6A231A #1A6A23

tetradic

#231A6A #6A1A39 #616A1A #1A6A4B

square

#231A6A #6A1A39 #616A1A #1A6A4B

split-complementary

#231A6A #6A4B1A #396A1A

monochromatic

#080619 #130E39 #231A6A #33269B #4332CC

Accessibility & contrast

On white

14.71

#231A6A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#231A6A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231A6A

14.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231A6A	#FFFFFF	#000000	##FFFFFF
##231A6A	1.00	14.71	1.43	14.71
#FFFFFF	14.71	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B6C

Deuteranopia (green-blind)

#002569

Tritanopia (blue-blind)

#003040

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #231a6a;
/* rgb */ color: rgb(35, 26, 106);
/* oklch */ color: oklch(29.0% 0.132 279.4);

Tailwind

colors: {
  custom: {
    50: '#685895',
    500: '#231a6a',
    950: '#000000',
  },
}

SCSS

$custom: #231a6a;
$custom-light: #685895;
$custom-dark: #000000;

JSON

{
  "hex": "#231a6a",
  "rgb": {
    "r": 35,
    "g": 26,
    "b": 106
  },
  "hsl": {
    "h": 246.75,
    "s": 60.606,
    "l": 25.882
  },
  "oklch": {
    "l": 0.29048,
    "c": 0.13187,
    "h": 279.4
  },
  "luminance": 0.02137
}

Semantic roles & 50–950 ramp

primary

#231A6A

secondary

#959F40

accent

#E444D2

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07030D

muted

#7A787E

Preview Lab

Preview with #231A6A

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

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