#2A33AA#2A33AA

#2A33AA is a dark, vivid blue. Relative luminance 0.058; OKLCH L 40.2% C 0.186 H 271.3°. Best body text is #FFFFFF at 9.76:1 contrast (WCAG AA passes).

Color values

HEX	#2A33AA
RGB	rgb(42, 51, 170)
HSL	hsl(236, 60%, 42%)
HSV	hsv(236, 75%, 67%)
CMYK	cmyk(75.3%, 70%, 0%, 33.3%)
CIE-LAB	lab(28.80, 38.05, -64.35)
CIE-LCH	lch(28.80, 74.76, 300.59°)
OKLab	oklab(40.19% 0.0042 -0.1862)
OKLCH	oklch(40.19% 0.186 271.3)
XYZ	xyz(9.3919, 5.7612, 38.6395)
Luminance	0.0576 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.82

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A33AA #AAA12A

analogous

#2A73AA #2A33AA #612AAA

triadic

#2A33AA #AA2A33 #33AA2A

tetradic

#2A33AA #AA2A73 #AAA12A #2AAA61

square

#2A33AA #AA2A73 #AAA12A #2AAA61

split-complementary

#2A33AA #AA612A #73AA2A

monochromatic

#121648 #1E2479 #2A33AA #414BD0 #727ADC

Accessibility & contrast

On white

9.76

#2A33AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#2A33AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A33AA

9.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A33AA	#FFFFFF	#000000	##FFFFFF
##2A33AA	1.00	9.76	2.15	9.76
#FFFFFF	9.76	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AAE

Deuteranopia (green-blind)

#003EA8

Tritanopia (blue-blind)

#00546A

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2a33aa;
/* rgb */ color: rgb(42, 51, 170);
/* oklch */ color: oklch(40.2% 0.186 271.3);

Tailwind

colors: {
  custom: {
    50: '#786bc4',
    500: '#2a33aa',
    950: '#000000',
  },
}

SCSS

$custom: #2a33aa;
$custom-light: #786bc4;
$custom-dark: #000000;

JSON

{
  "hex": "#2a33aa",
  "rgb": {
    "r": 42,
    "g": 51,
    "b": 170
  },
  "hsl": {
    "h": 235.781,
    "s": 60.377,
    "l": 41.569
  },
  "oklch": {
    "l": 0.40188,
    "c": 0.18627,
    "h": 271.3
  },
  "luminance": 0.05762
}

Semantic roles & 50–950 ramp

primary

#2A33AA

secondary

#C3BD6C

accent

#D844E4

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #2A33AA

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

Preview Lab → · Contrast checker → · Palette generator →