#2A317A#2A317A

#2A317A is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.3% C 0.123 H 274.1°. Best body text is #FFFFFF at 11.55:1 contrast (WCAG AA passes).

Color values

HEX	#2A317A
RGB	rgb(42, 49, 122)
HSL	hsl(235, 49%, 32%)
HSV	hsv(235, 66%, 48%)
CMYK	cmyk(65.6%, 59.8%, 0%, 52.2%)
CIE-LAB	lab(23.98, 21.83, -42.65)
CIE-LCH	lch(23.98, 47.91, 297.11°)
OKLab	oklab(35.33% 0.0088 -0.1226)
OKLCH	oklch(35.33% 0.123 274.1)
XYZ	xyz(5.5649, 4.0935, 18.9055)
Luminance	0.0409 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A317A #7A732A

analogous

#2A597A #2A317A #4B2A7A

triadic

#2A317A #7A2A31 #317A2A

tetradic

#2A317A #7A2A59 #7A732A #2A7A4B

square

#2A317A #7A2A59 #7A732A #2A7A4B

split-complementary

#2A317A #7A4B2A #597A2A

monochromatic

#0B0C1F #1A1F4C #2A317A #3A43A8 #5962C6

Accessibility & contrast

On white

11.55

#2A317A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#2A317A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A317A

11.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A317A	#FFFFFF	#000000	##FFFFFF
##2A317A	1.00	11.55	1.82	11.55
#FFFFFF	11.55	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D7C

Deuteranopia (green-blind)

#003679

Tritanopia (blue-blind)

#004350

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #2a317a;
/* rgb */ color: rgb(42, 49, 122);
/* oklch */ color: oklch(35.3% 0.123 274.1);

Tailwind

colors: {
  custom: {
    50: '#6d69a1',
    500: '#2a317a',
    950: '#000000',
  },
}

SCSS

$custom: #2a317a;
$custom-light: #6d69a1;
$custom-dark: #000000;

JSON

{
  "hex": "#2a317a",
  "rgb": {
    "r": 42,
    "g": 49,
    "b": 122
  },
  "hsl": {
    "h": 234.75,
    "s": 48.78,
    "l": 32.157
  },
  "oklch": {
    "l": 0.35325,
    "c": 0.12295,
    "h": 274.1
  },
  "luminance": 0.04094
}

Semantic roles & 50–950 ramp

primary

#2A317A

secondary

#ABA455

accent

#CC4FD8

background

#F6F6FA

surface

#ECEBF3

border

#C7C6CD

text

#08060F

muted

#7A7A7F

Preview Lab

Preview with #2A317A

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

Preview Lab → · Contrast checker → · Palette generator →