#2B537A#2B537A

#2B537A is a dark, moderate cyan. Relative luminance 0.081; OKLCH L 43.2% C 0.079 H 249.6°. Best body text is #FFFFFF at 8.01:1 contrast (WCAG AA passes).

Color values

HEX	#2B537A
RGB	rgb(43, 83, 122)
HSL	hsl(210, 48%, 32%)
HSV	hsv(210, 65%, 48%)
CMYK	cmyk(64.8%, 32%, 0%, 52.2%)
CIE-LAB	lab(34.20, -0.96, -26.32)
CIE-LCH	lch(34.20, 26.34, 267.91°)
OKLab	oklab(43.19% -0.0276 -0.0743)
OKLCH	oklch(43.19% 0.079 249.6)
XYZ	xyz(7.6011, 8.1045, 19.5723)
Luminance	0.0810 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B537A #7A522B

analogous

#2B7A7A #2B537A #2B2C7A

triadic

#2B537A #7A2B53 #537A2B

tetradic

#2B537A #7A2B7A #7A522B #2C7A2B

square

#2B537A #7A2B7A #7A522B #2C7A2B

split-complementary

#2B537A #7A2B2C #7A7A2B

monochromatic

#0B151F #1B344D #2B537A #3B72A7 #5A90C5

Accessibility & contrast

On white

8.01

#2B537A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#2B537A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B537A

8.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B537A	#FFFFFF	#000000	##FFFFFF
##2B537A	1.00	8.01	2.62	8.01
#FFFFFF	8.01	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#42557C

Deuteranopia (green-blind)

#384D79

Tritanopia (blue-blind)

#005C61

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2b537a;
/* rgb */ color: rgb(43, 83, 122);
/* oklch */ color: oklch(43.2% 0.079 249.6);

Tailwind

colors: {
  custom: {
    50: '#6c83a0',
    500: '#2b537a',
    950: '#000000',
  },
}

SCSS

$custom: #2b537a;
$custom-light: #6c83a0;
$custom-dark: #000000;

JSON

{
  "hex": "#2b537a",
  "rgb": {
    "r": 43,
    "g": 83,
    "b": 122
  },
  "hsl": {
    "h": 209.62,
    "s": 47.879,
    "l": 32.353
  },
  "oklch": {
    "l": 0.43185,
    "c": 0.07927,
    "h": 249.6
  },
  "luminance": 0.08105
}

Semantic roles & 50–950 ramp

primary

#2B537A

secondary

#AB8056

accent

#9350D7

background

#F6F7F9

surface

#ECEEF2

border

#C7C9CC

text

#070A0F

muted

#7A7C7E

Preview Lab

Preview with #2B537A

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

Preview Lab → · Contrast checker → · Palette generator →