#2A4E9E#2A4E9E

#2A4E9E is a dark, vivid blue. Relative luminance 0.084; OKLCH L 44.4% C 0.137 H 263.6°. Best body text is #FFFFFF at 7.83:1 contrast (WCAG AA passes).

Color values

HEX	#2A4E9E
RGB	rgb(42, 78, 158)
HSL	hsl(221, 58%, 39%)
HSV	hsv(221, 73%, 62%)
CMYK	cmyk(73.4%, 50.6%, 0%, 38%)
CIE-LAB	lab(34.82, 15.79, -47.32)
CIE-LCH	lch(34.82, 49.89, 288.46°)
OKLab	oklab(44.36% -0.0153 -0.1359)
OKLCH	oklch(44.36% 0.137 263.6)
XYZ	xyz(9.8486, 8.4086, 33.4451)
Luminance	0.0841 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A4E9E #9E7A2A

analogous

#2A889E #2A4E9E #402A9E

triadic

#2A4E9E #9E2A4E #4E9E2A

tetradic

#2A4E9E #9E2A88 #9E7A2A #2A9E40

square

#2A4E9E #9E2A88 #9E7A2A #2A9E40

split-complementary

#2A4E9E #9E402A #889E2A

monochromatic

#101E3D #1D366E #2A4E9E #3A67CB #6B8DD8

Accessibility & contrast

On white

7.83

#2A4E9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#2A4E9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A4E9E

7.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A4E9E	#FFFFFF	#000000	##FFFFFF
##2A4E9E	1.00	7.83	2.68	7.83
#FFFFFF	7.83	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F58A1

Deuteranopia (green-blind)

#004D9C

Tritanopia (blue-blind)

#00616E

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2a4e9e;
/* rgb */ color: rgb(42, 78, 158);
/* oklch */ color: oklch(44.4% 0.137 263.6);

Tailwind

colors: {
  custom: {
    50: '#737fbb',
    500: '#2a4e9e',
    950: '#000000',
  },
}

SCSS

$custom: #2a4e9e;
$custom-light: #737fbb;
$custom-dark: #000000;

JSON

{
  "hex": "#2a4e9e",
  "rgb": {
    "r": 42,
    "g": 78,
    "b": 158
  },
  "hsl": {
    "h": 221.379,
    "s": 58,
    "l": 39.216
  },
  "oklch": {
    "l": 0.44356,
    "c": 0.13681,
    "h": 263.6
  },
  "luminance": 0.0841
}

Semantic roles & 50–950 ramp

primary

#2A4E9E

secondary

#BEA366

accent

#B147E1

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2A4E9E

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

Preview Lab → · Contrast checker → · Palette generator →