#2B555F#2B555F

#2B555F is a dark, muted cyan. Relative luminance 0.078; OKLCH L 42.3% C 0.050 H 215.1°. Best body text is #FFFFFF at 8.18:1 contrast (WCAG AA passes).

Color values

HEX	#2B555F
RGB	rgb(43, 85, 95)
HSL	hsl(192, 38%, 27%)
HSV	hsv(192, 55%, 37%)
CMYK	cmyk(54.7%, 10.5%, 0%, 62.7%)
CIE-LAB	lab(33.64, -11.51, -10.32)
CIE-LCH	lch(33.64, 15.46, 221.86°)
OKLab	oklab(42.34% -0.0406 -0.0285)
OKLCH	oklch(42.34% 0.05 215.1)
XYZ	xyz(6.3095, 7.8363, 12.0043)
Luminance	0.0784 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B555F #5F352B

analogous

#2B5F4F #2B555F #2B3B5F

triadic

#2B555F #5F2B55 #555F2B

tetradic

#2B555F #4F2B5F #5F352B #3B5F2B

square

#2B555F #4F2B5F #5F352B #3B5F2B

split-complementary

#2B555F #5F2B3B #5F4F2B

monochromatic

#0A1315 #182F35 #2B555F #3E7B89 #539FB1

Accessibility & contrast

On white

8.18

#2B555F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#2B555F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B555F

8.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B555F	#FFFFFF	#000000	##FFFFFF
##2B555F	1.00	8.18	2.57	8.18
#FFFFFF	8.18	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E5360

Deuteranopia (green-blind)

#464D5F

Tritanopia (blue-blind)

#0A5958

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2b555f;
/* rgb */ color: rgb(43, 85, 95);
/* oklch */ color: oklch(42.3% 0.050 215.1);

Tailwind

colors: {
  custom: {
    50: '#69858c',
    500: '#2b555f',
    950: '#000000',
  },
}

SCSS

$custom: #2b555f;
$custom-light: #69858c;
$custom-dark: #000000;

JSON

{
  "hex": "#2b555f",
  "rgb": {
    "r": 43,
    "g": 85,
    "b": 95
  },
  "hsl": {
    "h": 191.538,
    "s": 37.681,
    "l": 27.059
  },
  "oklch": {
    "l": 0.42342,
    "c": 0.04961,
    "h": 215.1
  },
  "luminance": 0.07837
}

Semantic roles & 50–950 ramp

primary

#2B555F

secondary

#916055

accent

#705ACE

background

#F6F8F8

surface

#EBEFF0

border

#C6CACB

text

#060B0C

muted

#7A7C7D

Preview Lab

Preview with #2B555F

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

Preview Lab → · Contrast checker → · Palette generator →