#2B517E#2B517E

#2B517E is a dark, moderate cyan. Relative luminance 0.079; OKLCH L 42.9% C 0.087 H 253.9°. Best body text is #FFFFFF at 8.14:1 contrast (WCAG AA passes).

Color values

HEX	#2B517E
RGB	rgb(43, 81, 126)
HSL	hsl(213, 49%, 33%)
HSV	hsv(213, 66%, 49%)
CMYK	cmyk(65.9%, 35.7%, 0%, 50.6%)
CIE-LAB	lab(33.78, 1.80, -29.45)
CIE-LCH	lch(33.78, 29.51, 273.50°)
OKLab	oklab(42.93% -0.0241 -0.0834)
OKLCH	oklch(42.93% 0.087 253.9)
XYZ	xyz(7.7032, 7.9041, 20.8543)
Luminance	0.0790 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B517E #7E582B

analogous

#2B7A7E #2B517E #2E2B7E

triadic

#2B517E #7E2B51 #517E2B

tetradic

#2B517E #7E2B7A #7E582B #2B7E2E

square

#2B517E #7E2B7A #7E582B #2B7E2E

split-complementary

#2B517E #7E2E2B #7A7E2B

monochromatic

#0C1623 #1B3450 #2B517E #3B6EAC #5C8DC7

Accessibility & contrast

On white

8.14

#2B517E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#2B517E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B517E

8.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B517E	#FFFFFF	#000000	##FFFFFF
##2B517E	1.00	8.14	2.58	8.14
#FFFFFF	8.14	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E5480

Deuteranopia (green-blind)

#324C7D

Tritanopia (blue-blind)

#005B61

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2b517e;
/* rgb */ color: rgb(43, 81, 126);
/* oklch */ color: oklch(42.9% 0.087 253.9);

Tailwind

colors: {
  custom: {
    50: '#6d81a3',
    500: '#2b517e',
    950: '#000000',
  },
}

SCSS

$custom: #2b517e;
$custom-light: #6d81a3;
$custom-dark: #000000;

JSON

{
  "hex": "#2b517e",
  "rgb": {
    "r": 43,
    "g": 81,
    "b": 126
  },
  "hsl": {
    "h": 212.53,
    "s": 49.112,
    "l": 33.137
  },
  "oklch": {
    "l": 0.42927,
    "c": 0.08685,
    "h": 253.9
  },
  "luminance": 0.07905
}

Semantic roles & 50–950 ramp

primary

#2B517E

secondary

#AD8658

accent

#9A4FD9

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#080A0F

muted

#7B7C7F

Preview Lab

Preview with #2B517E

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

Preview Lab → · Contrast checker → · Palette generator →