#2B576B#2B576B

#2B576B is a dark, muted cyan. Relative luminance 0.084; OKLCH L 43.4% C 0.059 H 229.7°. Best body text is #FFFFFF at 7.84:1 contrast (WCAG AA passes).

Color values

HEX	#2B576B
RGB	rgb(43, 87, 107)
HSL	hsl(199, 43%, 29%)
HSV	hsv(199, 60%, 42%)
CMYK	cmyk(59.8%, 18.7%, 0%, 58%)
CIE-LAB	lab(34.78, -8.74, -16.09)
CIE-LCH	lch(34.78, 18.31, 241.48°)
OKLab	oklab(43.42% -0.038 -0.0448)
OKLCH	oklch(43.42% 0.059 229.7)
XYZ	xyz(7.0573, 8.3909, 15.1548)
Luminance	0.0839 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B576B #6B3F2B

analogous

#2B6B5F #2B576B #2B376B

triadic

#2B576B #6B2B57 #576B2B

tetradic

#2B576B #5F2B6B #6B3F2B #376B2B

square

#2B576B #5F2B6B #6B3F2B #376B2B

split-complementary

#2B576B #6B2B37 #6B5F2B

monochromatic

#091216 #19343F #2B576B #3D7A97 #569BBB

Accessibility & contrast

On white

7.84

#2B576B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#2B576B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B576B

7.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B576B	#FFFFFF	#000000	##FFFFFF
##2B576B	1.00	7.84	2.68	7.84
#FFFFFF	7.84	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D566C

Deuteranopia (green-blind)

#444F6B

Tritanopia (blue-blind)

#005D5D

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2b576b;
/* rgb */ color: rgb(43, 87, 107);
/* oklch */ color: oklch(43.4% 0.059 229.7);

Tailwind

colors: {
  custom: {
    50: '#6a8695',
    500: '#2b576b',
    950: '#000000',
  },
}

SCSS

$custom: #2b576b;
$custom-light: #6a8695;
$custom-dark: #000000;

JSON

{
  "hex": "#2b576b",
  "rgb": {
    "r": 43,
    "g": 87,
    "b": 107
  },
  "hsl": {
    "h": 198.75,
    "s": 42.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.43416,
    "c": 0.05874,
    "h": 229.7
  },
  "luminance": 0.08392
}

Semantic roles & 50–950 ramp

primary

#2B576B

secondary

#9D6B55

accent

#7C55D2

background

#F6F8F9

surface

#EBEFF1

border

#C6CACB

text

#070B0D

muted

#7A7C7E

Preview Lab

Preview with #2B576B

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

Preview Lab → · Contrast checker → · Palette generator →