#2A4E9F#2A4E9F

#2A4E9F is a dark, vivid blue. Relative luminance 0.084; OKLCH L 44.4% C 0.138 H 263.7°. Best body text is #FFFFFF at 7.81:1 contrast (WCAG AA passes).

Color values

HEX	#2A4E9F
RGB	rgb(42, 78, 159)
HSL	hsl(222, 58%, 39%)
HSV	hsv(222, 74%, 62%)
CMYK	cmyk(73.6%, 50.9%, 0%, 37.6%)
CIE-LAB	lab(34.89, 16.18, -47.81)
CIE-LCH	lch(34.89, 50.48, 288.70°)
OKLab	oklab(44.43% -0.0152 -0.1374)
OKLCH	oklch(44.43% 0.138 263.7)
XYZ	xyz(9.9350, 8.4432, 33.9003)
Luminance	0.0844 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A4E9F #9F7B2A

analogous

#2A899F #2A4E9F #402A9F

triadic

#2A4E9F #9F2A4E #4E9F2A

tetradic

#2A4E9F #9F2A89 #9F7B2A #2A9F40

square

#2A4E9F #9F2A89 #9F7B2A #2A9F40

split-complementary

#2A4E9F #9F402A #899F2A

monochromatic

#101F3E #1D366F #2A4E9F #3B67CB #6B8DD8

Accessibility & contrast

On white

7.81

#2A4E9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#2A4E9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A4E9F

7.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A4E9F	#FFFFFF	#000000	##FFFFFF
##2A4E9F	1.00	7.81	2.69	7.81
#FFFFFF	7.81	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E58A2

Deuteranopia (green-blind)

#004D9D

Tritanopia (blue-blind)

#00616F

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2a4e9f;
/* rgb */ color: rgb(42, 78, 159);
/* oklch */ color: oklch(44.4% 0.138 263.7);

Tailwind

colors: {
  custom: {
    50: '#747fbc',
    500: '#2a4e9f',
    950: '#000000',
  },
}

SCSS

$custom: #2a4e9f;
$custom-light: #747fbc;
$custom-dark: #000000;

JSON

{
  "hex": "#2a4e9f",
  "rgb": {
    "r": 42,
    "g": 78,
    "b": 159
  },
  "hsl": {
    "h": 221.538,
    "s": 58.209,
    "l": 39.412
  },
  "oklch": {
    "l": 0.44431,
    "c": 0.13822,
    "h": 263.7
  },
  "luminance": 0.08444
}

Semantic roles & 50–950 ramp

primary

#2A4E9F

secondary

#BFA366

accent

#B246E1

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #2A4E9F

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

Preview Lab → · Contrast checker → · Palette generator →