#2B4A8A#2B4A8A

#2B4A8A is a dark, moderate blue. Relative luminance 0.072; OKLCH L 42.1% C 0.113 H 263.0°. Best body text is #FFFFFF at 8.57:1 contrast (WCAG AA passes).

Color values

HEX	#2B4A8A
RGB	rgb(43, 74, 138)
HSL	hsl(220, 52%, 35%)
HSV	hsv(220, 69%, 54%)
CMYK	cmyk(68.8%, 46.4%, 0%, 45.9%)
CIE-LAB	lab(32.36, 10.96, -39.12)
CIE-LCH	lch(32.36, 40.62, 285.65°)
OKLab	oklab(42.05% -0.0137 -0.1118)
OKLCH	oklch(42.05% 0.113 263)
XYZ	xyz(8.0309, 7.2453, 25.0151)
Luminance	0.0725 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4A8A #8A6B2B

analogous

#2B798A #2B4A8A #3B2B8A

triadic

#2B4A8A #8A2B4A #4A8A2B

tetradic

#2B4A8A #8A2B79 #8A6B2B #2B8A3B

square

#2B4A8A #8A2B79 #8A6B2B #2B8A3B

split-complementary

#2B4A8A #8A3B2B #798A2B

monochromatic

#0E182D #1C315B #2B4A8A #3A63B9 #6185CE

Accessibility & contrast

On white

8.57

#2B4A8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#2B4A8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4A8A

8.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4A8A	#FFFFFF	#000000	##FFFFFF
##2B4A8A	1.00	8.57	2.45	8.57
#FFFFFF	8.57	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B518C

Deuteranopia (green-blind)

#194889

Tritanopia (blue-blind)

#005963

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #2b4a8a;
/* rgb */ color: rgb(43, 74, 138);
/* oklch */ color: oklch(42.1% 0.113 263.0);

Tailwind

colors: {
  custom: {
    50: '#707cac',
    500: '#2b4a8a',
    950: '#000000',
  },
}

SCSS

$custom: #2b4a8a;
$custom-light: #707cac;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4a8a",
  "rgb": {
    "r": 43,
    "g": 74,
    "b": 138
  },
  "hsl": {
    "h": 220.421,
    "s": 52.486,
    "l": 35.49
  },
  "oklch": {
    "l": 0.42054,
    "c": 0.11269,
    "h": 263
  },
  "luminance": 0.07246
}

Semantic roles & 50–950 ramp

primary

#2B4A8A

secondary

#B4985D

accent

#AD4CDC

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #2B4A8A

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

Preview Lab → · Contrast checker → · Palette generator →