#2A3287#2A3287

#2A3287 is a dark, vivid blue. Relative luminance 0.045; OKLCH L 36.7% C 0.140 H 273.2°. Best body text is #FFFFFF at 11.03:1 contrast (WCAG AA passes).

Color values

HEX	#2A3287
RGB	rgb(42, 50, 135)
HSL	hsl(235, 53%, 35%)
HSV	hsv(235, 69%, 53%)
CMYK	cmyk(68.9%, 63%, 0%, 47.1%)
CIE-LAB	lab(25.33, 25.99, -48.63)
CIE-LCH	lch(25.33, 55.14, 298.12°)
OKLab	oklab(36.66% 0.0078 -0.1402)
OKLCH	oklch(36.66% 0.14 273.2)
XYZ	xyz(6.4672, 4.5221, 23.4490)
Luminance	0.0452 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A3287 #877F2A

analogous

#2A6087 #2A3287 #512A87

triadic

#2A3287 #872A32 #32872A

tetradic

#2A3287 #872A60 #877F2A #2A8751

square

#2A3287 #872A60 #877F2A #2A8751

split-complementary

#2A3287 #87512A #60872A

monochromatic

#0D0F2A #1B2158 #2A3287 #3943B6 #5E68CD

Accessibility & contrast

On white

11.03

#2A3287 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#2A3287 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A3287

11.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A3287	#FFFFFF	#000000	##FFFFFF
##2A3287	1.00	11.03	1.90	11.03
#FFFFFF	11.03	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00408A

Deuteranopia (green-blind)

#003885

Tritanopia (blue-blind)

#004757

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2a3287;
/* rgb */ color: rgb(42, 50, 135);
/* oklch */ color: oklch(36.7% 0.140 273.2);

Tailwind

colors: {
  custom: {
    50: '#706aab',
    500: '#2a3287',
    950: '#000000',
  },
}

SCSS

$custom: #2a3287;
$custom-light: #706aab;
$custom-dark: #000000;

JSON

{
  "hex": "#2a3287",
  "rgb": {
    "r": 42,
    "g": 50,
    "b": 135
  },
  "hsl": {
    "h": 234.839,
    "s": 52.542,
    "l": 34.706
  },
  "oklch": {
    "l": 0.36664,
    "c": 0.1404,
    "h": 273.2
  },
  "luminance": 0.04523
}

Semantic roles & 50–950 ramp

primary

#2A3287

secondary

#B3AB5A

accent

#D04CDC

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #2A3287

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

Preview Lab → · Contrast checker → · Palette generator →