#231A85#231A85

#231A85 is a dark, vivid blue. Relative luminance 0.028; OKLCH L 32.0% C 0.167 H 275.2°. Best body text is #FFFFFF at 13.48:1 contrast (WCAG AA passes).

Color values

HEX	#231A85
RGB	rgb(35, 26, 133)
HSL	hsl(245, 67%, 31%)
HSV	hsv(245, 80%, 52%)
CMYK	cmyk(73.7%, 80.5%, 0%, 47.8%)
CIE-LAB	lab(19.18, 39.33, -57.49)
CIE-LCH	lch(19.18, 69.66, 304.37°)
OKLab	oklab(32.05% 0.015 -0.1662)
OKLCH	oklch(32.05% 0.167 275.2)
XYZ	xyz(5.2948, 2.7891, 22.4451)
Luminance	0.0279 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231A85 #7C851A

analogous

#1A4685 #231A85 #581A85

triadic

#231A85 #85231A #1A8523

tetradic

#231A85 #851A46 #7C851A #1A8558

square

#231A85 #851A46 #7C851A #1A8558

split-complementary

#231A85 #85581A #46851A

monochromatic

#08061F #161052 #231A85 #3024B8 #4D40DA

Accessibility & contrast

On white

13.48

#231A85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#231A85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231A85

13.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231A85	#FFFFFF	#000000	##FFFFFF
##231A85	1.00	13.48	1.56	13.48
#FFFFFF	13.48	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003388

Deuteranopia (green-blind)

#002A83

Tritanopia (blue-blind)

#003A4F

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #231a85;
/* rgb */ color: rgb(35, 26, 133);
/* oklch */ color: oklch(32.0% 0.167 275.2);

Tailwind

colors: {
  custom: {
    50: '#6f59aa',
    500: '#231a85',
    950: '#000000',
  },
}

SCSS

$custom: #231a85;
$custom-light: #6f59aa;
$custom-dark: #000000;

JSON

{
  "hex": "#231a85",
  "rgb": {
    "r": 35,
    "g": 26,
    "b": 133
  },
  "hsl": {
    "h": 245.047,
    "s": 67.296,
    "l": 31.176
  },
  "oklch": {
    "l": 0.3205,
    "c": 0.16693,
    "h": 275.2
  },
  "luminance": 0.0279
}

Semantic roles & 50–950 ramp

primary

#231A85

secondary

#AFB842

accent

#EA3EDC

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #231A85

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

Preview Lab → · Contrast checker → · Palette generator →