#2B2383#2B2383

#2B2383 is a dark, vivid blue. Relative luminance 0.034; OKLCH L 33.7% C 0.153 H 278.0°. Best body text is #FFFFFF at 12.57:1 contrast (WCAG AA passes).

Color values

HEX	#2B2383
RGB	rgb(43, 35, 131)
HSL	hsl(245, 58%, 33%)
HSV	hsv(245, 73%, 51%)
CMYK	cmyk(67.2%, 73.3%, 0%, 48.6%)
CIE-LAB	lab(21.41, 34.38, -52.53)
CIE-LCH	lch(21.41, 62.78, 303.20°)
OKLab	oklab(33.72% 0.0214 -0.1516)
OKLCH	oklch(33.72% 0.153 278)
XYZ	xyz(5.6927, 3.3539, 21.8157)
Luminance	0.0335 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2383 #7B8323

analogous

#234B83 #2B2383 #5B2383

triadic

#2B2383 #832B23 #23832B

tetradic

#2B2383 #83234B #7B8323 #23835B

square

#2B2383 #83234B #7B8323 #23835B

split-complementary

#2B2383 #835B23 #4B8323

monochromatic

#0B0922 #1B1653 #2B2383 #3B30B3 #5B50D0

Accessibility & contrast

On white

12.57

#2B2383 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#2B2383 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2383

12.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2383	#FFFFFF	#000000	##FFFFFF
##2B2383	1.00	12.57	1.67	12.57
#FFFFFF	12.57	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003786

Deuteranopia (green-blind)

#002F81

Tritanopia (blue-blind)

#003D50

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #2b2383;
/* rgb */ color: rgb(43, 35, 131);
/* oklch */ color: oklch(33.7% 0.153 278.0);

Tailwind

colors: {
  custom: {
    50: '#715fa8',
    500: '#2b2383',
    950: '#000000',
  },
}

SCSS

$custom: #2b2383;
$custom-light: #715fa8;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2383",
  "rgb": {
    "r": 43,
    "g": 35,
    "b": 131
  },
  "hsl": {
    "h": 245,
    "s": 57.831,
    "l": 32.549
  },
  "oklch": {
    "l": 0.33721,
    "c": 0.15315,
    "h": 278
  },
  "luminance": 0.03354
}

Semantic roles & 50–950 ramp

primary

#2B2383

secondary

#ABB44E

accent

#E147D4

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090510

muted

#7B797F

Preview Lab

Preview with #2B2383

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

Preview Lab → · Contrast checker → · Palette generator →