#2A439B#2A439B

#2A439B is a dark, vivid blue. Relative luminance 0.069; OKLCH L 41.8% C 0.147 H 267.6°. Best body text is #FFFFFF at 8.84:1 contrast (WCAG AA passes).

Color values

HEX	#2A439B
RGB	rgb(42, 67, 155)
HSL	hsl(227, 57%, 39%)
HSV	hsv(227, 73%, 61%)
CMYK	cmyk(72.9%, 56.8%, 0%, 39.2%)
CIE-LAB	lab(31.51, 22.05, -50.86)
CIE-LCH	lch(31.51, 55.43, 293.43°)
OKLab	oklab(41.78% -0.0062 -0.1465)
OKLCH	oklch(41.78% 0.147 267.6)
XYZ	xyz(8.8763, 6.8722, 31.8627)
Luminance	0.0687 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A439B #9B822A

analogous

#2A7B9B #2A439B #492A9B

triadic

#2A439B #9B2A43 #439B2A

tetradic

#2A439B #9B2A7B #9B822A #2A9B49

square

#2A439B #9B2A7B #9B822A #2A9B49

split-complementary

#2A439B #9B492A #7B9B2A

monochromatic

#10193B #1D2E6B #2A439B #3959C9 #6981D6

Accessibility & contrast

On white

8.84

#2A439B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#2A439B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A439B

8.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A439B	#FFFFFF	#000000	##FFFFFF
##2A439B	1.00	8.84	2.37	8.84
#FFFFFF	8.84	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00509E

Deuteranopia (green-blind)

#004599

Tritanopia (blue-blind)

#005968

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #2a439b;
/* rgb */ color: rgb(42, 67, 155);
/* oklch */ color: oklch(41.8% 0.147 267.6);

Tailwind

colors: {
  custom: {
    50: '#7376b9',
    500: '#2a439b',
    950: '#000000',
  },
}

SCSS

$custom: #2a439b;
$custom-light: #7376b9;
$custom-dark: #000000;

JSON

{
  "hex": "#2a439b",
  "rgb": {
    "r": 42,
    "g": 67,
    "b": 155
  },
  "hsl": {
    "h": 226.726,
    "s": 57.36,
    "l": 38.627
  },
  "oklch": {
    "l": 0.41783,
    "c": 0.14667,
    "h": 267.6
  },
  "luminance": 0.06873
}

Semantic roles & 50–950 ramp

primary

#2A439B

secondary

#BDA964

accent

#BF47E1

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #2A439B

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

Preview Lab → · Contrast checker → · Palette generator →