#231A69#231A69

#231A69 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 28.9% C 0.131 H 279.6°. Best body text is #FFFFFF at 14.76:1 contrast (WCAG AA passes).

Color values

HEX	#231A69
RGB	rgb(35, 26, 105)
HSL	hsl(247, 60%, 26%)
HSV	hsv(247, 75%, 41%)
CMYK	cmyk(66.7%, 75.2%, 0%, 58.8%)
CIE-LAB	lab(16.08, 29.80, -44.61)
CIE-LCH	lch(16.08, 53.65, 303.75°)
OKLab	oklab(28.94% 0.0217 -0.1287)
OKLCH	oklch(28.94% 0.131 279.6)
XYZ	xyz(3.6115, 2.1158, 13.5799)
Luminance	0.0212 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231A69 #60691A

analogous

#1A3969 #231A69 #4A1A69

triadic

#231A69 #69231A #1A6923

tetradic

#231A69 #691A39 #60691A #1A694A

square

#231A69 #691A39 #60691A #1A694A

split-complementary

#231A69 #694A1A #39691A

monochromatic

#080619 #130E38 #231A69 #33269A #4432CB

Accessibility & contrast

On white

14.76

#231A69 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#231A69 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231A69

14.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231A69	#FFFFFF	#000000	##FFFFFF
##231A69	1.00	14.76	1.42	14.76
#FFFFFF	14.76	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B6B

Deuteranopia (green-blind)

#002568

Tritanopia (blue-blind)

#00303F

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #231a69;
/* rgb */ color: rgb(35, 26, 105);
/* oklch */ color: oklch(28.9% 0.131 279.6);

Tailwind

colors: {
  custom: {
    50: '#685895',
    500: '#231a69',
    950: '#000000',
  },
}

SCSS

$custom: #231a69;
$custom-light: #685895;
$custom-dark: #000000;

JSON

{
  "hex": "#231a69",
  "rgb": {
    "r": 35,
    "g": 26,
    "b": 105
  },
  "hsl": {
    "h": 246.835,
    "s": 60.305,
    "l": 25.686
  },
  "oklch": {
    "l": 0.28942,
    "c": 0.13051,
    "h": 279.6
  },
  "luminance": 0.02116
}

Semantic roles & 50–950 ramp

primary

#231A69

secondary

#949E40

accent

#E344D1

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07030D

muted

#7A787E

Preview Lab

Preview with #231A69

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

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