#2B4E87#2B4E87

#2B4E87 is a dark, moderate blue. Relative luminance 0.077; OKLCH L 42.8% C 0.103 H 259.7°. Best body text is #FFFFFF at 8.26:1 contrast (WCAG AA passes).

Color values

HEX	#2B4E87
RGB	rgb(43, 78, 135)
HSL	hsl(217, 52%, 35%)
HSV	hsv(217, 68%, 53%)
CMYK	cmyk(68.1%, 42.2%, 0%, 47.1%)
CIE-LAB	lab(33.37, 7.15, -35.65)
CIE-LCH	lch(33.37, 36.36, 281.34°)
OKLab	oklab(42.78% -0.0185 -0.1016)
OKLCH	oklch(42.78% 0.103 259.7)
XYZ	xyz(8.0923, 7.7108, 23.9788)
Luminance	0.0771 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4E87 #87642B

analogous

#2B7C87 #2B4E87 #362B87

triadic

#2B4E87 #872B4E #4E872B

tetradic

#2B4E87 #872B7C #87642B #2B8736

square

#2B4E87 #872B7C #87642B #2B8736

split-complementary

#2B4E87 #87362B #7C872B

monochromatic

#0D182A #1C3359 #2B4E87 #3A69B5 #6089CC

Accessibility & contrast

On white

8.26

#2B4E87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#2B4E87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4E87

8.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4E87	#FFFFFF	#000000	##FFFFFF
##2B4E87	1.00	8.26	2.54	8.26
#FFFFFF	8.26	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#345389

Deuteranopia (green-blind)

#264B86

Tritanopia (blue-blind)

#005B64

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2b4e87;
/* rgb */ color: rgb(43, 78, 135);
/* oklch */ color: oklch(42.8% 0.103 259.7);

Tailwind

colors: {
  custom: {
    50: '#6f7faa',
    500: '#2b4e87',
    950: '#000000',
  },
}

SCSS

$custom: #2b4e87;
$custom-light: #6f7faa;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4e87",
  "rgb": {
    "r": 43,
    "g": 78,
    "b": 135
  },
  "hsl": {
    "h": 217.174,
    "s": 51.685,
    "l": 34.902
  },
  "oklch": {
    "l": 0.42776,
    "c": 0.10328,
    "h": 259.7
  },
  "luminance": 0.07712
}

Semantic roles & 50–950 ramp

primary

#2B4E87

secondary

#B2915B

accent

#A54DDB

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080A10

muted

#7B7C7F

Preview Lab

Preview with #2B4E87

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

Preview Lab → · Contrast checker → · Palette generator →