#2A4E9C#2A4E9C

#2A4E9C is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.2% C 0.134 H 263.3°. Best body text is #FFFFFF at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#2A4E9C
RGB	rgb(42, 78, 156)
HSL	hsl(221, 58%, 39%)
HSV	hsv(221, 73%, 61%)
CMYK	cmyk(73.1%, 50%, 0%, 38.8%)
CIE-LAB	lab(34.68, 15.02, -46.34)
CIE-LCH	lch(34.68, 48.72, 287.96°)
OKLab	oklab(44.21% -0.0156 -0.1331)
OKLCH	oklch(44.21% 0.134 263.3)
XYZ	xyz(9.6779, 8.3403, 32.5458)
Luminance	0.0834 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A4E9C #9C782A

analogous

#2A879C #2A4E9C #3F2A9C

triadic

#2A4E9C #9C2A4E #4E9C2A

tetradic

#2A4E9C #9C2A87 #9C782A #2A9C3F

square

#2A4E9C #9C2A87 #9C782A #2A9C3F

split-complementary

#2A4E9C #9C3F2A #879C2A

monochromatic

#101E3C #1D366C #2A4E9C #3967CA #6A8CD7

Accessibility & contrast

On white

7.87

#2A4E9C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#2A4E9C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A4E9C

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A4E9C	#FFFFFF	#000000	##FFFFFF
##2A4E9C	1.00	7.87	2.67	7.87
#FFFFFF	7.87	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#22579F

Deuteranopia (green-blind)

#004D9A

Tritanopia (blue-blind)

#00606D

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2a4e9c;
/* rgb */ color: rgb(42, 78, 156);
/* oklch */ color: oklch(44.2% 0.134 263.3);

Tailwind

colors: {
  custom: {
    50: '#737fba',
    500: '#2a4e9c',
    950: '#000000',
  },
}

SCSS

$custom: #2a4e9c;
$custom-light: #737fba;
$custom-dark: #000000;

JSON

{
  "hex": "#2a4e9c",
  "rgb": {
    "r": 42,
    "g": 78,
    "b": 156
  },
  "hsl": {
    "h": 221.053,
    "s": 57.576,
    "l": 38.824
  },
  "oklch": {
    "l": 0.44206,
    "c": 0.13397,
    "h": 263.3
  },
  "luminance": 0.08341
}

Semantic roles & 50–950 ramp

primary

#2A4E9C

secondary

#BDA165

accent

#B047E1

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2A4E9C

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

Preview Lab → · Contrast checker → · Palette generator →