#2B4C73#2B4C73

#2B4C73 is a dark, moderate cyan. Relative luminance 0.069; OKLCH L 41.0% C 0.077 H 253.7°. Best body text is #FFFFFF at 8.81:1 contrast (WCAG AA passes).

Color values

HEX	#2B4C73
RGB	rgb(43, 76, 115)
HSL	hsl(213, 46%, 31%)
HSV	hsv(213, 63%, 45%)
CMYK	cmyk(62.6%, 33.9%, 0%, 54.9%)
CIE-LAB	lab(31.62, 1.01, -26.01)
CIE-LCH	lch(31.62, 26.03, 272.21°)
OKLab	oklab(41.05% -0.0215 -0.0734)
OKLCH	oklch(41.05% 0.077 253.7)
XYZ	xyz(6.6741, 6.9197, 17.2002)
Luminance	0.0692 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4C73 #73522B

analogous

#2B7073 #2B4C73 #2E2B73

triadic

#2B4C73 #732B4C #4C732B

tetradic

#2B4C73 #732B70 #73522B #2B732E

square

#2B4C73 #732B70 #73522B #2B732E

split-complementary

#2B4C73 #732E2B #70732B

monochromatic

#0A111A #1A2F46 #2B4C73 #3C69A0 #5888C1

Accessibility & contrast

On white

8.81

#2B4C73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#2B4C73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4C73

8.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4C73	#FFFFFF	#000000	##FFFFFF
##2B4C73	1.00	8.81	2.38	8.81
#FFFFFF	8.81	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C4E75

Deuteranopia (green-blind)

#324772

Tritanopia (blue-blind)

#00555A

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #2b4c73;
/* rgb */ color: rgb(43, 76, 115);
/* oklch */ color: oklch(41.0% 0.077 253.7);

Tailwind

colors: {
  custom: {
    50: '#6b7d9b',
    500: '#2b4c73',
    950: '#000000',
  },
}

SCSS

$custom: #2b4c73;
$custom-light: #6b7d9b;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4c73",
  "rgb": {
    "r": 43,
    "g": 76,
    "b": 115
  },
  "hsl": {
    "h": 212.5,
    "s": 45.57,
    "l": 30.98
  },
  "oklch": {
    "l": 0.41045,
    "c": 0.07653,
    "h": 253.7
  },
  "luminance": 0.0692
}

Semantic roles & 50–950 ramp

primary

#2B4C73

secondary

#A58055

accent

#9953D5

background

#F6F7F9

surface

#ECEEF2

border

#C7C9CC

text

#07090E

muted

#7A7B7E

Preview Lab

Preview with #2B4C73

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

Preview Lab → · Contrast checker → · Palette generator →