#2A307A#2A307A

#2A307A is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.1% C 0.124 H 274.5°. Best body text is #FFFFFF at 11.65:1 contrast (WCAG AA passes).

Color values

HEX	#2A307A
RGB	rgb(42, 48, 122)
HSL	hsl(236, 49%, 32%)
HSV	hsv(236, 66%, 48%)
CMYK	cmyk(65.6%, 60.7%, 0%, 52.2%)
CIE-LAB	lab(23.71, 22.52, -43.09)
CIE-LCH	lch(23.71, 48.62, 297.59°)
OKLab	oklab(35.12% 0.0098 -0.1239)
OKLCH	oklch(35.12% 0.124 274.5)
XYZ	xyz(5.5235, 4.0108, 18.8917)
Luminance	0.0401 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A307A #7A742A

analogous

#2A587A #2A307A #4C2A7A

triadic

#2A307A #7A2A30 #307A2A

tetradic

#2A307A #7A2A58 #7A742A #2A7A4C

square

#2A307A #7A2A58 #7A742A #2A7A4C

split-complementary

#2A307A #7A4C2A #587A2A

monochromatic

#0B0C1F #1A1E4C #2A307A #3A42A8 #5961C6

Accessibility & contrast

On white

11.65

#2A307A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#2A307A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A307A

11.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A307A	#FFFFFF	#000000	##FFFFFF
##2A307A	1.00	11.65	1.80	11.65
#FFFFFF	11.65	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C7C

Deuteranopia (green-blind)

#003579

Tritanopia (blue-blind)

#004250

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #2a307a;
/* rgb */ color: rgb(42, 48, 122);
/* oklch */ color: oklch(35.1% 0.124 274.5);

Tailwind

colors: {
  custom: {
    50: '#6d68a1',
    500: '#2a307a',
    950: '#000000',
  },
}

SCSS

$custom: #2a307a;
$custom-light: #6d68a1;
$custom-dark: #000000;

JSON

{
  "hex": "#2a307a",
  "rgb": {
    "r": 42,
    "g": 48,
    "b": 122
  },
  "hsl": {
    "h": 235.5,
    "s": 48.78,
    "l": 32.157
  },
  "oklch": {
    "l": 0.35124,
    "c": 0.12432,
    "h": 274.5
  },
  "luminance": 0.04011
}

Semantic roles & 50–950 ramp

primary

#2A307A

secondary

#ABA555

accent

#CE4FD8

background

#F6F6FA

surface

#ECEBF3

border

#C7C6CD

text

#08060F

muted

#7A7A7F

Preview Lab

Preview with #2A307A

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

Preview Lab → · Contrast checker → · Palette generator →