#2B247B#2B247B

#2B247B is a dark, vivid blue. Relative luminance 0.032; OKLCH L 33.1% C 0.141 H 278.9°. Best body text is #FFFFFF at 12.80:1 contrast (WCAG AA passes).

Color values

HEX	#2B247B
RGB	rgb(43, 36, 123)
HSL	hsl(245, 55%, 31%)
HSV	hsv(245, 71%, 48%)
CMYK	cmyk(65%, 70.7%, 0%, 51.8%)
CIE-LAB	lab(20.85, 31.00, -48.39)
CIE-LCH	lch(20.85, 57.47, 302.65°)
OKLab	oklab(33.08% 0.022 -0.1395)
OKLCH	oklch(33.08% 0.141 278.9)
XYZ	xyz(5.2011, 3.2050, 19.0796)
Luminance	0.0321 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B247B #747B24

analogous

#24487B #2B247B #56247B

triadic

#2B247B #7B2B24 #247B2B

tetradic

#2B247B #7B2448 #747B24 #247B56

square

#2B247B #7B2448 #747B24 #247B56

split-complementary

#2B247B #7B5624 #487B24

monochromatic

#0A081C #1A164C #2B247B #3C32AA #584ECB

Accessibility & contrast

On white

12.80

#2B247B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#2B247B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B247B

12.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B247B	#FFFFFF	#000000	##FFFFFF
##2B247B	1.00	12.80	1.64	12.80
#FFFFFF	12.80	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00367E

Deuteranopia (green-blind)

#002F79

Tritanopia (blue-blind)

#003B4C

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #2b247b;
/* rgb */ color: rgb(43, 36, 123);
/* oklch */ color: oklch(33.1% 0.141 278.9);

Tailwind

colors: {
  custom: {
    50: '#6f5fa2',
    500: '#2b247b',
    950: '#000000',
  },
}

SCSS

$custom: #2b247b;
$custom-light: #6f5fa2;
$custom-dark: #000000;

JSON

{
  "hex": "#2b247b",
  "rgb": {
    "r": 43,
    "g": 36,
    "b": 123
  },
  "hsl": {
    "h": 244.828,
    "s": 54.717,
    "l": 31.176
  },
  "oklch": {
    "l": 0.33078,
    "c": 0.14125,
    "h": 278.9
  },
  "luminance": 0.03205
}

Semantic roles & 50–950 ramp

primary

#2B247B

secondary

#A6AD4D

accent

#DE4AD2

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08050F

muted

#7B797F

Preview Lab

Preview with #2B247B

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

Preview Lab → · Contrast checker → · Palette generator →