#2A338F#2A338F

#2A338F is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.6% C 0.150 H 272.5°. Best body text is #FFFFFF at 10.67:1 contrast (WCAG AA passes).

Color values

HEX	#2A338F
RGB	rgb(42, 51, 143)
HSL	hsl(235, 55%, 36%)
HSV	hsv(235, 71%, 56%)
CMYK	cmyk(70.6%, 64.3%, 0%, 43.9%)
CIE-LAB	lab(26.28, 28.28, -52.04)
CIE-LCH	lch(26.28, 59.23, 298.52°)
OKLab	oklab(37.58% 0.0066 -0.1502)
OKLCH	oklch(37.58% 0.15 272.5)
XYZ	xyz(7.0949, 4.8424, 26.5420)
Luminance	0.0484 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A338F #8F862A

analogous

#2A668F #2A338F #542A8F

triadic

#2A338F #8F2A33 #338F2A

tetradic

#2A338F #8F2A66 #8F862A #2A8F54

square

#2A338F #8F2A66 #8F862A #2A8F54

split-complementary

#2A338F #8F542A #668F2A

monochromatic

#0E1130 #1C2260 #2A338F #3844BE #626CD1

Accessibility & contrast

On white

10.67

#2A338F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#2A338F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A338F

10.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A338F	#FFFFFF	#000000	##FFFFFF
##2A338F	1.00	10.67	1.97	10.67
#FFFFFF	10.67	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004392

Deuteranopia (green-blind)

#003A8D

Tritanopia (blue-blind)

#004B5C

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #2a338f;
/* rgb */ color: rgb(42, 51, 143);
/* oklch */ color: oklch(37.6% 0.150 272.5);

Tailwind

colors: {
  custom: {
    50: '#726ab1',
    500: '#2a338f',
    950: '#000000',
  },
}

SCSS

$custom: #2a338f;
$custom-light: #726ab1;
$custom-dark: #000000;

JSON

{
  "hex": "#2a338f",
  "rgb": {
    "r": 42,
    "g": 51,
    "b": 143
  },
  "hsl": {
    "h": 234.653,
    "s": 54.595,
    "l": 36.275
  },
  "oklch": {
    "l": 0.37582,
    "c": 0.15033,
    "h": 272.5
  },
  "luminance": 0.04843
}

Semantic roles & 50–950 ramp

primary

#2A338F

secondary

#B7AF5E

accent

#D14ADE

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #2A338F

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

Preview Lab → · Contrast checker → · Palette generator →