#2A4A9C#2A4A9C

#2A4A9C is a dark, vivid blue. Relative luminance 0.078; OKLCH L 43.3% C 0.139 H 265.0°. Best body text is #FFFFFF at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#2A4A9C
RGB	rgb(42, 74, 156)
HSL	hsl(223, 58%, 39%)
HSV	hsv(223, 73%, 61%)
CMYK	cmyk(73.1%, 52.6%, 0%, 38.8%)
CIE-LAB	lab(33.54, 17.71, -48.18)
CIE-LCH	lch(33.54, 51.34, 290.18°)
OKLab	oklab(43.34% -0.012 -0.1385)
OKLCH	oklch(43.34% 0.139 265)
XYZ	xyz(9.4023, 7.7891, 32.4540)
Luminance	0.0779 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A4A9C #9C7C2A

analogous

#2A839C #2A4A9C #432A9C

triadic

#2A4A9C #9C2A4A #4A9C2A

tetradic

#2A4A9C #9C2A83 #9C7C2A #2A9C43

square

#2A4A9C #9C2A83 #9C7C2A #2A9C43

split-complementary

#2A4A9C #9C432A #839C2A

monochromatic

#101C3C #1D336C #2A4A9C #3962CA #6A88D7

Accessibility & contrast

On white

8.21

#2A4A9C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#2A4A9C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A4A9C

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A4A9C	#FFFFFF	#000000	##FFFFFF
##2A4A9C	1.00	8.21	2.56	8.21
#FFFFFF	8.21	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#15549F

Deuteranopia (green-blind)

#004A9A

Tritanopia (blue-blind)

#005E6B

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2a4a9c;
/* rgb */ color: rgb(42, 74, 156);
/* oklch */ color: oklch(43.3% 0.139 265.0);

Tailwind

colors: {
  custom: {
    50: '#737cba',
    500: '#2a4a9c',
    950: '#000000',
  },
}

SCSS

$custom: #2a4a9c;
$custom-light: #737cba;
$custom-dark: #000000;

JSON

{
  "hex": "#2a4a9c",
  "rgb": {
    "r": 42,
    "g": 74,
    "b": 156
  },
  "hsl": {
    "h": 223.158,
    "s": 57.576,
    "l": 38.824
  },
  "oklch": {
    "l": 0.43337,
    "c": 0.13907,
    "h": 265
  },
  "luminance": 0.0779
}

Semantic roles & 50–950 ramp

primary

#2A4A9C

secondary

#BDA465

accent

#B647E1

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #2A4A9C

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

Preview Lab → · Contrast checker → · Palette generator →