#2B5378#2B5378

#2B5378 is a dark, moderate cyan. Relative luminance 0.081; OKLCH L 43.1% C 0.077 H 248.3°. Best body text is #FFFFFF at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#2B5378
RGB	rgb(43, 83, 120)
HSL	hsl(209, 47%, 32%)
HSV	hsv(209, 64%, 47%)
CMYK	cmyk(64.2%, 30.8%, 0%, 52.9%)
CIE-LAB	lab(34.10, -1.69, -25.24)
CIE-LCH	lch(34.10, 25.30, 266.18°)
OKLab	oklab(43.07% -0.0283 -0.0712)
OKLCH	oklch(43.07% 0.077 248.3)
XYZ	xyz(7.4784, 8.0555, 18.9264)
Luminance	0.0806 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B5378 #78502B

analogous

#2B7877 #2B5378 #2B2D78

triadic

#2B5378 #782B53 #53782B

tetradic

#2B5378 #772B78 #78502B #2D782B

square

#2B5378 #772B78 #78502B #2D782B

split-complementary

#2B5378 #782B2D #78772B

monochromatic

#0B151E #1B344B #2B5378 #3B72A5 #5A91C4

Accessibility & contrast

On white

8.04

#2B5378 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#2B5378 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B5378

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B5378	#FFFFFF	#000000	##FFFFFF
##2B5378	1.00	8.04	2.61	8.04
#FFFFFF	8.04	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#43547A

Deuteranopia (green-blind)

#394D77

Tritanopia (blue-blind)

#005C60

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2b5378;
/* rgb */ color: rgb(43, 83, 120);
/* oklch */ color: oklch(43.1% 0.077 248.3);

Tailwind

colors: {
  custom: {
    50: '#6c839f',
    500: '#2b5378',
    950: '#000000',
  },
}

SCSS

$custom: #2b5378;
$custom-light: #6c839f;
$custom-dark: #000000;

JSON

{
  "hex": "#2b5378",
  "rgb": {
    "r": 43,
    "g": 83,
    "b": 120
  },
  "hsl": {
    "h": 208.831,
    "s": 47.239,
    "l": 31.961
  },
  "oklch": {
    "l": 0.43072,
    "c": 0.07658,
    "h": 248.3
  },
  "luminance": 0.08056
}

Semantic roles & 50–950 ramp

primary

#2B5378

secondary

#AA7E55

accent

#9151D7

background

#F6F7F9

surface

#ECEEF2

border

#C7C9CC

text

#070A0E

muted

#7A7C7E

Preview Lab

Preview with #2B5378

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

Preview Lab → · Contrast checker → · Palette generator →