#2B4CA4#2B4CA4

#2B4CA4 is a dark, vivid blue. Relative luminance 0.084; OKLCH L 44.4% C 0.148 H 265.3°. Best body text is #FFFFFF at 7.86:1 contrast (WCAG AA passes).

Color values

HEX	#2B4CA4
RGB	rgb(43, 76, 164)
HSL	hsl(224, 58%, 41%)
HSV	hsv(224, 74%, 64%)
CMYK	cmyk(73.8%, 53.7%, 0%, 35.7%)
CIE-LAB	lab(34.73, 19.58, -51.08)
CIE-LCH	lch(34.73, 54.70, 290.97°)
OKLab	oklab(44.43% -0.0121 -0.147)
OKLCH	oklch(44.43% 0.148 265.3)
XYZ	xyz(10.2792, 8.3617, 36.1870)
Luminance	0.0836 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4CA4 #A4832B

analogous

#2B88A4 #2B4CA4 #462BA4

triadic

#2B4CA4 #A42B4C #4CA42B

tetradic

#2B4CA4 #A42B88 #A4832B #2BA446

square

#2B4CA4 #A42B88 #A4832B #2BA446

split-complementary

#2B4CA4 #A4462B #88A42B

monochromatic

#121F43 #1E3674 #2B4CA4 #3F66CD #708DD9

Accessibility & contrast

On white

7.86

#2B4CA4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#2B4CA4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4CA4

7.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4CA4	#FFFFFF	#000000	##FFFFFF
##2B4CA4	1.00	7.86	2.67	7.86
#FFFFFF	7.86	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C57A7

Deuteranopia (green-blind)

#004CA2

Tritanopia (blue-blind)

#006170

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2b4ca4;
/* rgb */ color: rgb(43, 76, 164);
/* oklch */ color: oklch(44.4% 0.148 265.3);

Tailwind

colors: {
  custom: {
    50: '#757dc0',
    500: '#2b4ca4',
    950: '#000000',
  },
}

SCSS

$custom: #2b4ca4;
$custom-light: #757dc0;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4ca4",
  "rgb": {
    "r": 43,
    "g": 76,
    "b": 164
  },
  "hsl": {
    "h": 223.636,
    "s": 58.454,
    "l": 40.588
  },
  "oklch": {
    "l": 0.44432,
    "c": 0.14751,
    "h": 265.3
  },
  "luminance": 0.08363
}

Semantic roles & 50–950 ramp

primary

#2B4CA4

secondary

#C1A96A

accent

#B746E2

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #2B4CA4

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

Preview Lab → · Contrast checker → · Palette generator →