#2B4E57#2B4E57

#2B4E57 is a dark, muted cyan. Relative luminance 0.067; OKLCH L 40.1% C 0.043 H 216.2°. Best body text is #FFFFFF at 9.01:1 contrast (WCAG AA passes).

Color values

HEX	#2B4E57
RGB	rgb(43, 78, 87)
HSL	hsl(192, 34%, 25%)
HSV	hsv(192, 51%, 34%)
CMYK	cmyk(50.6%, 10.3%, 0%, 65.9%)
CIE-LAB	lab(31.00, -9.88, -9.24)
CIE-LCH	lch(31.00, 13.53, 223.09°)
OKLab	oklab(40.13% -0.0349 -0.0255)
OKLCH	oklch(40.13% 0.043 216.2)
XYZ	xyz(5.4403, 6.6501, 10.0119)
Luminance	0.0665 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4E57 #57342B

analogous

#2B574A #2B4E57 #2B3857

triadic

#2B4E57 #572B4E #4E572B

tetradic

#2B4E57 #4A2B57 #57342B #38572B

square

#2B4E57 #4A2B57 #57342B #38572B

split-complementary

#2B4E57 #572B38 #574A2B

monochromatic

#0A1214 #17292E #2B4E57 #3F7380 #5397A9

Accessibility & contrast

On white

9.01

#2B4E57 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#2B4E57 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4E57

9.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4E57	#FFFFFF	#000000	##FFFFFF
##2B4E57	1.00	9.01	2.33	9.01
#FFFFFF	9.01	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#484C58

Deuteranopia (green-blind)

#414757

Tritanopia (blue-blind)

#155151

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #2b4e57;
/* rgb */ color: rgb(43, 78, 87);
/* oklch */ color: oklch(40.1% 0.043 216.2);

Tailwind

colors: {
  custom: {
    50: '#687f86',
    500: '#2b4e57',
    950: '#000000',
  },
}

SCSS

$custom: #2b4e57;
$custom-light: #687f86;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4e57",
  "rgb": {
    "r": 43,
    "g": 78,
    "b": 87
  },
  "hsl": {
    "h": 192.273,
    "s": 33.846,
    "l": 25.49
  },
  "oklch": {
    "l": 0.40128,
    "c": 0.0432,
    "h": 216.2
  },
  "luminance": 0.0665
}

Semantic roles & 50–950 ramp

primary

#2B4E57

secondary

#895F55

accent

#745ECA

background

#F6F7F8

surface

#EBEEEF

border

#C6C9CA

text

#060A0B

muted

#7A7C7C

Preview Lab

Preview with #2B4E57

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

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