#2D237A#2D237A

#2D237A is a dark, vivid blue. Relative luminance 0.032; OKLCH L 33.0% C 0.141 H 280.6°. Best body text is #FFFFFF at 12.86:1 contrast (WCAG AA passes).

Color values

HEX	#2D237A
RGB	rgb(45, 35, 122)
HSL	hsl(247, 55%, 31%)
HSV	hsv(247, 71%, 48%)
CMYK	cmyk(63.1%, 71.3%, 0%, 52.2%)
CIE-LAB	lab(20.69, 31.60, -48.00)
CIE-LCH	lch(20.69, 57.47, 303.36°)
OKLab	oklab(32.98% 0.0258 -0.1383)
OKLCH	oklch(32.98% 0.141 280.6)
XYZ	xyz(5.1950, 3.1647, 18.7457)
Luminance	0.0316 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D237A #707A23

analogous

#23447A #2D237A #58237A

triadic

#2D237A #7A2D23 #237A2D

tetradic

#2D237A #7A2344 #707A23 #237A58

square

#2D237A #7A2344 #707A23 #237A58

split-complementary

#2D237A #7A5823 #447A23

monochromatic

#0A081B #1B154A #2D237A #3F31AA #5A4CCC

Accessibility & contrast

On white

12.86

#2D237A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#2D237A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D237A

12.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D237A	#FFFFFF	#000000	##FFFFFF
##2D237A	1.00	12.86	1.63	12.86
#FFFFFF	12.86	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00357D

Deuteranopia (green-blind)

#002F78

Tritanopia (blue-blind)

#003A4B

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #2d237a;
/* rgb */ color: rgb(45, 35, 122);
/* oklch */ color: oklch(33.0% 0.141 280.6);

Tailwind

colors: {
  custom: {
    50: '#705fa1',
    500: '#2d237a',
    950: '#000000',
  },
}

SCSS

$custom: #2d237a;
$custom-light: #705fa1;
$custom-dark: #000000;

JSON

{
  "hex": "#2d237a",
  "rgb": {
    "r": 45,
    "g": 35,
    "b": 122
  },
  "hsl": {
    "h": 246.897,
    "s": 55.414,
    "l": 30.784
  },
  "oklch": {
    "l": 0.3298,
    "c": 0.14071,
    "h": 280.6
  },
  "luminance": 0.03165
}

Semantic roles & 50–950 ramp

primary

#2D237A

secondary

#A2AD4C

accent

#DF49CE

background

#F7F5FA

surface

#EDE9F3

border

#C8C5CD

text

#08040F

muted

#7B797F

Preview Lab

Preview with #2D237A

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

Preview Lab → · Contrast checker → · Palette generator →