#2A3AAC#2A3AAC

#2A3AAC is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.6% C 0.181 H 270.0°. Best body text is #FFFFFF at 9.13:1 contrast (WCAG AA passes).

Color values

HEX	#2A3AAC
RGB	rgb(42, 58, 172)
HSL	hsl(233, 61%, 42%)
HSV	hsv(233, 76%, 67%)
CMYK	cmyk(75.6%, 66.3%, 0%, 32.5%)
CIE-LAB	lab(30.63, 34.35, -62.55)
CIE-LCH	lch(30.63, 71.36, 298.78°)
OKLab	oklab(41.57% 0 -0.1809)
OKLCH	oklch(41.57% 0.181 270)
XYZ	xyz(9.9117, 6.4958, 39.7532)
Luminance	0.0650 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.59

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3AAC #AC9C2A

analogous

#2A7BAC #2A3AAC #5B2AAC

triadic

#2A3AAC #AC2A3A #3AAC2A

tetradic

#2A3AAC #AC2A7B #AC9C2A #2AAC5B

square

#2A3AAC #AC2A7B #AC9C2A #2AAC5B

split-complementary

#2A3AAC #AC5B2A #7BAC2A

monochromatic

#12194A #1E297B #2A3AAC #4254D1 #7380DD

Accessibility & contrast

On white

9.13

#2A3AAC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#2A3AAC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3AAC

9.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3AAC	#FFFFFF	#000000	##FFFFFF
##2A3AAC	1.00	9.13	2.30	9.13
#FFFFFF	9.13	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EB0

Deuteranopia (green-blind)

#0042AA

Tritanopia (blue-blind)

#00586E

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #2a3aac;
/* rgb */ color: rgb(42, 58, 172);
/* oklch */ color: oklch(41.6% 0.181 270.0);

Tailwind

colors: {
  custom: {
    50: '#7870c6',
    500: '#2a3aac',
    950: '#000000',
  },
}

SCSS

$custom: #2a3aac;
$custom-light: #7870c6;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3aac",
  "rgb": {
    "r": 42,
    "g": 58,
    "b": 172
  },
  "hsl": {
    "h": 232.615,
    "s": 60.748,
    "l": 41.961
  },
  "oklch": {
    "l": 0.41574,
    "c": 0.18092,
    "h": 270
  },
  "luminance": 0.06497
}

Semantic roles & 50–950 ramp

primary

#2A3AAC

secondary

#C4BA6D

accent

#D044E4

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #2A3AAC

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

Preview Lab → · Contrast checker → · Palette generator →