#2A317B#2A317B

#2A317B is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.4% C 0.124 H 274.1°. Best body text is #FFFFFF at 11.51:1 contrast (WCAG AA passes).

Color values

HEX	#2A317B
RGB	rgb(42, 49, 123)
HSL	hsl(235, 49%, 32%)
HSV	hsv(235, 66%, 48%)
CMYK	cmyk(65.9%, 60.2%, 0%, 51.8%)
CIE-LAB	lab(24.06, 22.20, -43.15)
CIE-LCH	lch(24.06, 48.53, 297.23°)
OKLab	oklab(35.41% 0.0088 -0.1241)
OKLCH	oklch(35.41% 0.124 274.1)
XYZ	xyz(5.6271, 4.1185, 19.2335)
Luminance	0.0412 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A317B #7B742A

analogous

#2A597B #2A317B #4C2A7B

triadic

#2A317B #7B2A31 #317B2A

tetradic

#2A317B #7B2A59 #7B742A #2A7B4C

square

#2A317B #7B2A59 #7B742A #2A7B4C

split-complementary

#2A317B #7B4C2A #597B2A

monochromatic

#0B0D20 #1A1F4D #2A317B #3A43A9 #5963C6

Accessibility & contrast

On white

11.51

#2A317B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#2A317B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A317B

11.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A317B	#FFFFFF	#000000	##FFFFFF
##2A317B	1.00	11.51	1.82	11.51
#FFFFFF	11.51	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D7D

Deuteranopia (green-blind)

#00367A

Tritanopia (blue-blind)

#004351

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #2a317b;
/* rgb */ color: rgb(42, 49, 123);
/* oklch */ color: oklch(35.4% 0.124 274.1);

Tailwind

colors: {
  custom: {
    50: '#6d69a2',
    500: '#2a317b',
    950: '#000000',
  },
}

SCSS

$custom: #2a317b;
$custom-light: #6d69a2;
$custom-dark: #000000;

JSON

{
  "hex": "#2a317b",
  "rgb": {
    "r": 42,
    "g": 49,
    "b": 123
  },
  "hsl": {
    "h": 234.815,
    "s": 49.091,
    "l": 32.353
  },
  "oklch": {
    "l": 0.35411,
    "c": 0.12441,
    "h": 274.1
  },
  "luminance": 0.04119
}

Semantic roles & 50–950 ramp

primary

#2A317B

secondary

#ACA455

accent

#CD4FD9

background

#F6F6FA

surface

#ECEBF3

border

#C7C6CD

text

#08060F

muted

#7A7A7F

Preview Lab

Preview with #2A317B

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

Preview Lab → · Contrast checker → · Palette generator →