#2A3081#2A3081

#2A3081 is a dark, vivid blue. Relative luminance 0.042; OKLCH L 35.7% C 0.134 H 274.1°. Best body text is #FFFFFF at 11.42:1 contrast (WCAG AA passes).

Color values

HEX	#2A3081
RGB	rgb(42, 48, 129)
HSL	hsl(236, 51%, 34%)
HSV	hsv(236, 67%, 51%)
CMYK	cmyk(67.4%, 62.8%, 0%, 49.4%)
CIE-LAB	lab(24.29, 25.11, -46.56)
CIE-LCH	lch(24.29, 52.90, 298.34°)
OKLab	oklab(35.74% 0.0097 -0.1341)
OKLCH	oklch(35.74% 0.134 274.1)
XYZ	xyz(5.9729, 4.1906, 21.2587)
Luminance	0.0419 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3081 #817B2A

analogous

#2A5B81 #2A3081 #4F2A81

triadic

#2A3081 #812A30 #30812A

tetradic

#2A3081 #812A5B #817B2A #2A814F

square

#2A3081 #812A5B #817B2A #2A814F

split-complementary

#2A3081 #814F2A #5B812A

monochromatic

#0C0E25 #1B1F53 #2A3081 #3941AF #5C63CA

Accessibility & contrast

On white

11.42

#2A3081 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#2A3081 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3081

11.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3081	#FFFFFF	#000000	##FFFFFF
##2A3081	1.00	11.42	1.84	11.42
#FFFFFF	11.42	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E84

Deuteranopia (green-blind)

#00367F

Tritanopia (blue-blind)

#004453

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #2a3081;
/* rgb */ color: rgb(42, 48, 129);
/* oklch */ color: oklch(35.7% 0.134 274.1);

Tailwind

colors: {
  custom: {
    50: '#6f68a6',
    500: '#2a3081',
    950: '#000000',
  },
}

SCSS

$custom: #2a3081;
$custom-light: #6f68a6;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3081",
  "rgb": {
    "r": 42,
    "g": 48,
    "b": 129
  },
  "hsl": {
    "h": 235.862,
    "s": 50.877,
    "l": 33.529
  },
  "oklch": {
    "l": 0.3574,
    "c": 0.13448,
    "h": 274.1
  },
  "luminance": 0.04191
}

Semantic roles & 50–950 ramp

primary

#2A3081

secondary

#AFA957

accent

#D14DDA

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08060F

muted

#7B7A7F

Preview Lab

Preview with #2A3081

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

Preview Lab → · Contrast checker → · Palette generator →