#2B4E84#2B4E84

#2B4E84 is a dark, moderate blue. Relative luminance 0.076; OKLCH L 42.6% C 0.099 H 258.8°. Best body text is #FFFFFF at 8.31:1 contrast (WCAG AA passes).

Color values

HEX	#2B4E84
RGB	rgb(43, 78, 132)
HSL	hsl(216, 51%, 34%)
HSV	hsv(216, 67%, 52%)
CMYK	cmyk(67.4%, 40.9%, 0%, 48.2%)
CIE-LAB	lab(33.19, 6.01, -34.09)
CIE-LCH	lch(33.19, 34.61, 280.00°)
OKLab	oklab(42.58% -0.0192 -0.097)
OKLCH	oklch(42.58% 0.099 258.8)
XYZ	xyz(7.8840, 7.6275, 22.8821)
Luminance	0.0763 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4E84 #84612B

analogous

#2B7B84 #2B4E84 #342B84

triadic

#2B4E84 #842B4E #4E842B

tetradic

#2B4E84 #842B7B #84612B #2B8434

square

#2B4E84 #842B7B #84612B #2B8434

split-complementary

#2B4E84 #84342B #7B842B

monochromatic

#0D1728 #1C3356 #2B4E84 #3A69B2 #5F89CB

Accessibility & contrast

On white

8.31

#2B4E84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#2B4E84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4E84

8.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4E84	#FFFFFF	#000000	##FFFFFF
##2B4E84	1.00	8.31	2.53	8.31
#FFFFFF	8.31	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#365386

Deuteranopia (green-blind)

#294A83

Tritanopia (blue-blind)

#005A62

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2b4e84;
/* rgb */ color: rgb(43, 78, 132);
/* oklch */ color: oklch(42.6% 0.099 258.8);

Tailwind

colors: {
  custom: {
    50: '#6e7fa8',
    500: '#2b4e84',
    950: '#000000',
  },
}

SCSS

$custom: #2b4e84;
$custom-light: #6e7fa8;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4e84",
  "rgb": {
    "r": 43,
    "g": 78,
    "b": 132
  },
  "hsl": {
    "h": 216.404,
    "s": 50.857,
    "l": 34.314
  },
  "oklch": {
    "l": 0.4258,
    "c": 0.09891,
    "h": 258.8
  },
  "luminance": 0.07628
}

Semantic roles & 50–950 ramp

primary

#2B4E84

secondary

#B18F5A

accent

#A34DDA

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080A0F

muted

#7B7C7F

Preview Lab

Preview with #2B4E84

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

Preview Lab → · Contrast checker → · Palette generator →