#2A43AA#2A43AA

#2A43AA is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.1% C 0.167 H 268.0°. Best body text is #FFFFFF at 8.46:1 contrast (WCAG AA passes).

Color values

HEX	#2A43AA
RGB	rgb(42, 67, 170)
HSL	hsl(228, 60%, 42%)
HSV	hsv(228, 75%, 67%)
CMYK	cmyk(75.3%, 60.6%, 0%, 33.3%)
CIE-LAB	lab(32.72, 27.73, -57.94)
CIE-LCH	lch(32.72, 64.23, 295.58°)
OKLab	oklab(43.06% -0.0058 -0.1673)
OKLCH	oklch(43.06% 0.167 268)
XYZ	xyz(10.2152, 7.4077, 38.9139)
Luminance	0.0741 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A43AA #AA912A

analogous

#2A83AA #2A43AA #512AAA

triadic

#2A43AA #AA2A43 #43AA2A

tetradic

#2A43AA #AA2A83 #AA912A #2AAA51

square

#2A43AA #AA2A83 #AA912A #2AAA51

split-complementary

#2A43AA #AA512A #83AA2A

monochromatic

#121C48 #1E3079 #2A43AA #415DD0 #7287DC

Accessibility & contrast

On white

8.46

#2A43AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#2A43AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A43AA

8.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A43AA	#FFFFFF	#000000	##FFFFFF
##2A43AA	1.00	8.46	2.48	8.46
#FFFFFF	8.46	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053AD

Deuteranopia (green-blind)

#0047A8

Tritanopia (blue-blind)

#005D70

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #2a43aa;
/* rgb */ color: rgb(42, 67, 170);
/* oklch */ color: oklch(43.1% 0.167 268.0);

Tailwind

colors: {
  custom: {
    50: '#7776c4',
    500: '#2a43aa',
    950: '#000000',
  },
}

SCSS

$custom: #2a43aa;
$custom-light: #7776c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2a43aa",
  "rgb": {
    "r": 42,
    "g": 67,
    "b": 170
  },
  "hsl": {
    "h": 228.281,
    "s": 60.377,
    "l": 41.569
  },
  "oklch": {
    "l": 0.43059,
    "c": 0.16742,
    "h": 268
  },
  "luminance": 0.07409
}

Semantic roles & 50–950 ramp

primary

#2A43AA

secondary

#C3B26C

accent

#C444E4

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2A43AA

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

Preview Lab → · Contrast checker → · Palette generator →