#2A4B9F#2A4B9F

#2A4B9F is a dark, vivid blue. Relative luminance 0.080; OKLCH L 43.8% C 0.142 H 264.9°. Best body text is #FFFFFF at 8.06:1 contrast (WCAG AA passes).

Color values

HEX	#2A4B9F
RGB	rgb(42, 75, 159)
HSL	hsl(223, 58%, 39%)
HSV	hsv(223, 74%, 62%)
CMYK	cmyk(73.6%, 52.8%, 0%, 37.6%)
CIE-LAB	lab(34.04, 18.19, -49.19)
CIE-LCH	lch(34.04, 52.44, 290.30°)
OKLab	oklab(43.78% -0.0126 -0.1415)
OKLCH	oklch(43.78% 0.142 264.9)
XYZ	xyz(9.7267, 8.0266, 33.8308)
Luminance	0.0803 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A4B9F #9F7E2A

analogous

#2A869F #2A4B9F #442A9F

triadic

#2A4B9F #9F2A4B #4B9F2A

tetradic

#2A4B9F #9F2A86 #9F7E2A #2A9F44

square

#2A4B9F #9F2A86 #9F7E2A #2A9F44

split-complementary

#2A4B9F #9F442A #869F2A

monochromatic

#101D3E #1D346F #2A4B9F #3B64CB #6B8AD8

Accessibility & contrast

On white

8.06

#2A4B9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#2A4B9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A4B9F

8.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A4B9F	#FFFFFF	#000000	##FFFFFF
##2A4B9F	1.00	8.06	2.61	8.06
#FFFFFF	8.06	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1356A2

Deuteranopia (green-blind)

#004B9D

Tritanopia (blue-blind)

#005F6D

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2a4b9f;
/* rgb */ color: rgb(42, 75, 159);
/* oklch */ color: oklch(43.8% 0.142 264.9);

Tailwind

colors: {
  custom: {
    50: '#747cbc',
    500: '#2a4b9f',
    950: '#000000',
  },
}

SCSS

$custom: #2a4b9f;
$custom-light: #747cbc;
$custom-dark: #000000;

JSON

{
  "hex": "#2a4b9f",
  "rgb": {
    "r": 42,
    "g": 75,
    "b": 159
  },
  "hsl": {
    "h": 223.077,
    "s": 58.209,
    "l": 39.412
  },
  "oklch": {
    "l": 0.43784,
    "c": 0.14205,
    "h": 264.9
  },
  "luminance": 0.08028
}

Semantic roles & 50–950 ramp

primary

#2A4B9F

secondary

#BFA666

accent

#B646E1

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #2A4B9F

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

Preview Lab → · Contrast checker → · Palette generator →