#2B517A#2B517A

#2B517A is a dark, moderate cyan. Relative luminance 0.078; OKLCH L 42.7% C 0.081 H 251.8°. Best body text is #FFFFFF at 8.20:1 contrast (WCAG AA passes).

Color values

HEX	#2B517A
RGB	rgb(43, 81, 122)
HSL	hsl(211, 48%, 32%)
HSV	hsv(211, 65%, 48%)
CMYK	cmyk(64.8%, 33.6%, 0%, 52.2%)
CIE-LAB	lab(33.57, 0.32, -27.31)
CIE-LCH	lch(33.57, 27.31, 270.68°)
OKLab	oklab(42.69% -0.0253 -0.0772)
OKLCH	oklch(42.69% 0.081 251.8)
XYZ	xyz(7.4503, 7.8029, 19.5221)
Luminance	0.0780 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B517A #7A542B

analogous

#2B797A #2B517A #2C2B7A

triadic

#2B517A #7A2B51 #517A2B

tetradic

#2B517A #7A2B79 #7A542B #2B7A2C

square

#2B517A #7A2B79 #7A542B #2B7A2C

split-complementary

#2B517A #7A2C2B #797A2B

monochromatic

#0B151F #1B334D #2B517A #3B6FA7 #5A8EC5

Accessibility & contrast

On white

8.20

#2B517A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#2B517A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B517A

8.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B517A	#FFFFFF	#000000	##FFFFFF
##2B517A	1.00	8.20	2.56	8.20
#FFFFFF	8.20	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F537C

Deuteranopia (green-blind)

#354C79

Tritanopia (blue-blind)

#005A60

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2b517a;
/* rgb */ color: rgb(43, 81, 122);
/* oklch */ color: oklch(42.7% 0.081 251.8);

Tailwind

colors: {
  custom: {
    50: '#6c81a0',
    500: '#2b517a',
    950: '#000000',
  },
}

SCSS

$custom: #2b517a;
$custom-light: #6c81a0;
$custom-dark: #000000;

JSON

{
  "hex": "#2b517a",
  "rgb": {
    "r": 43,
    "g": 81,
    "b": 122
  },
  "hsl": {
    "h": 211.139,
    "s": 47.879,
    "l": 32.353
  },
  "oklch": {
    "l": 0.4269,
    "c": 0.08123,
    "h": 251.8
  },
  "luminance": 0.07804
}

Semantic roles & 50–950 ramp

primary

#2B517A

secondary

#AB8256

accent

#9650D7

background

#F6F7F9

surface

#ECEEF2

border

#C7C9CC

text

#070A0F

muted

#7A7C7E

Preview Lab

Preview with #2B517A

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

Preview Lab → · Contrast checker → · Palette generator →