#2A248D#2A248D

#2A248D is a dark, vivid blue. Relative luminance 0.037; OKLCH L 34.8% C 0.165 H 276.0°. Best body text is #FFFFFF at 12.10:1 contrast (WCAG AA passes).

Color values

HEX	#2A248D
RGB	rgb(42, 36, 141)
HSL	hsl(243, 59%, 35%)
HSV	hsv(243, 74%, 55%)
CMYK	cmyk(70.2%, 74.5%, 0%, 44.7%)
CIE-LAB	lab(22.57, 37.07, -56.88)
CIE-LCH	lch(22.57, 67.90, 303.09°)
OKLab	oklab(34.84% 0.0174 -0.1644)
OKLCH	oklch(34.84% 0.165 276)
XYZ	xyz(6.3919, 3.6765, 25.5669)
Luminance	0.0368 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A248D #878D24

analogous

#24528D #2A248D #5F248D

triadic

#2A248D #8D2A24 #248D2A

tetradic

#2A248D #8D2452 #878D24 #248D5F

square

#2A248D #8D2452 #878D24 #248D5F

split-complementary

#2A248D #8D5F24 #528D24

monochromatic

#0D0B2B #1B185C #2A248D #3930BE #5E57D4

Accessibility & contrast

On white

12.10

#2A248D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#2A248D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A248D

12.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A248D	#FFFFFF	#000000	##FFFFFF
##2A248D	1.00	12.10	1.74	12.10
#FFFFFF	12.10	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A90

Deuteranopia (green-blind)

#00318B

Tritanopia (blue-blind)

#004256

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #2a248d;
/* rgb */ color: rgb(42, 36, 141);
/* oklch */ color: oklch(34.8% 0.165 276.0);

Tailwind

colors: {
  custom: {
    50: '#7360af',
    500: '#2a248d',
    950: '#000000',
  },
}

SCSS

$custom: #2a248d;
$custom-light: #7360af;
$custom-dark: #000000;

JSON

{
  "hex": "#2a248d",
  "rgb": {
    "r": 42,
    "g": 36,
    "b": 141
  },
  "hsl": {
    "h": 243.429,
    "s": 59.322,
    "l": 34.706
  },
  "oklch": {
    "l": 0.34839,
    "c": 0.16531,
    "h": 276
  },
  "luminance": 0.03677
}

Semantic roles & 50–950 ramp

primary

#2A248D

secondary

#B3B854

accent

#E345DA

background

#F7F5FA

surface

#EDE9F5

border

#C8C5CF

text

#090511

muted

#7B7980

Preview Lab

Preview with #2A248D

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

Preview Lab → · Contrast checker → · Palette generator →