#2A3DAA#2A3DAA

#2A3DAA is a dark, vivid blue. Relative luminance 0.067; OKLCH L 41.9% C 0.175 H 269.4°. Best body text is #FFFFFF at 8.95:1 contrast (WCAG AA passes).

Color values

HEX	#2A3DAA
RGB	rgb(42, 61, 170)
HSL	hsl(231, 60%, 42%)
HSV	hsv(231, 75%, 67%)
CMYK	cmyk(75.3%, 64.1%, 0%, 33.3%)
CIE-LAB	lab(31.19, 31.68, -60.44)
CIE-LCH	lch(31.19, 68.24, 297.66°)
OKLab	oklab(41.93% -0.0017 -0.1747)
OKLCH	oklch(41.93% 0.175 269.4)
XYZ	xyz(9.8768, 6.7309, 38.8011)
Luminance	0.0673 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3DAA #AA972A

analogous

#2A7DAA #2A3DAA #572AAA

triadic

#2A3DAA #AA2A3D #3DAA2A

tetradic

#2A3DAA #AA2A7D #AA972A #2AAA57

square

#2A3DAA #AA2A7D #AA972A #2AAA57

split-complementary

#2A3DAA #AA572A #7DAA2A

monochromatic

#121A48 #1E2B79 #2A3DAA #4156D0 #7282DC

Accessibility & contrast

On white

8.95

#2A3DAA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#2A3DAA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3DAA

8.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3DAA	#FFFFFF	#000000	##FFFFFF
##2A3DAA	1.00	8.95	2.35	8.95
#FFFFFF	8.95	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050AD

Deuteranopia (green-blind)

#0043A8

Tritanopia (blue-blind)

#00596E

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #2a3daa;
/* rgb */ color: rgb(42, 61, 170);
/* oklch */ color: oklch(41.9% 0.175 269.4);

Tailwind

colors: {
  custom: {
    50: '#7772c4',
    500: '#2a3daa',
    950: '#000000',
  },
}

SCSS

$custom: #2a3daa;
$custom-light: #7772c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3daa",
  "rgb": {
    "r": 42,
    "g": 61,
    "b": 170
  },
  "hsl": {
    "h": 231.094,
    "s": 60.377,
    "l": 41.569
  },
  "oklch": {
    "l": 0.41927,
    "c": 0.17473,
    "h": 269.4
  },
  "luminance": 0.06732
}

Semantic roles & 50–950 ramp

primary

#2A3DAA

secondary

#C3B76C

accent

#CC44E4

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2A3DAA

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

Preview Lab → · Contrast checker → · Palette generator →