#2A1A8F#2A1A8F

#2A1A8F is a dark, vivid blue. Relative luminance 0.032; OKLCH L 33.7% C 0.177 H 277.2°. Best body text is #FFFFFF at 12.78:1 contrast (WCAG AA passes).

Color values

HEX	#2A1A8F
RGB	rgb(42, 26, 143)
HSL	hsl(248, 69%, 33%)
HSV	hsv(248, 82%, 56%)
CMYK	cmyk(70.6%, 81.8%, 0%, 43.9%)
CIE-LAB	lab(20.88, 43.18, -60.92)
CIE-LCH	lch(20.88, 74.67, 305.33°)
OKLab	oklab(33.72% 0.0223 -0.176)
OKLCH	oklch(33.72% 0.177 277.2)
XYZ	xyz(6.2806, 3.2136, 26.2706)
Luminance	0.0321 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A1A8F #7F8F1A

analogous

#1A448F #2A1A8F #641A8F

triadic

#2A1A8F #8F2A1A #1A8F2A

tetradic

#2A1A8F #8F1A44 #7F8F1A #1A8F64

square

#2A1A8F #8F1A44 #7F8F1A #1A8F64

split-complementary

#2A1A8F #8F641A #448F1A

monochromatic

#0C0727 #1B115B #2A1A8F #3923C3 #5B46DD

Accessibility & contrast

On white

12.78

#2A1A8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#2A1A8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A1A8F

12.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A1A8F	#FFFFFF	#000000	##FFFFFF
##2A1A8F	1.00	12.78	1.64	12.78
#FFFFFF	12.78	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003792

Deuteranopia (green-blind)

#002D8D

Tritanopia (blue-blind)

#003E55

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #2a1a8f;
/* rgb */ color: rgb(42, 26, 143);
/* oklch */ color: oklch(33.7% 0.177 277.2);

Tailwind

colors: {
  custom: {
    50: '#745ab1',
    500: '#2a1a8f',
    950: '#000000',
  },
}

SCSS

$custom: #2a1a8f;
$custom-light: #745ab1;
$custom-dark: #000000;

JSON

{
  "hex": "#2a1a8f",
  "rgb": {
    "r": 42,
    "g": 26,
    "b": 143
  },
  "hsl": {
    "h": 248.205,
    "s": 69.231,
    "l": 33.137
  },
  "oklch": {
    "l": 0.33715,
    "c": 0.17744,
    "h": 277.2
  },
  "luminance": 0.03214
}

Semantic roles & 50–950 ramp

primary

#2A1A8F

secondary

#AEBF46

accent

#EC3CD4

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #2A1A8F

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

Preview Lab → · Contrast checker → · Palette generator →