#2B515B#2B515B

#2B515B is a dark, muted cyan. Relative luminance 0.072; OKLCH L 41.1% C 0.046 H 216.8°. Best body text is #FFFFFF at 8.64:1 contrast (WCAG AA passes).

Color values

HEX	#2B515B
RGB	rgb(43, 81, 91)
HSL	hsl(193, 36%, 26%)
HSV	hsv(193, 53%, 36%)
CMYK	cmyk(52.7%, 11%, 0%, 64.3%)
CIE-LAB	lab(32.15, -10.41, -10.04)
CIE-LCH	lch(32.15, 14.46, 223.95°)
OKLab	oklab(41.1% -0.0371 -0.0277)
OKLCH	oklch(41.1% 0.046 216.8)
XYZ	xyz(5.8263, 7.1533, 10.9692)
Luminance	0.0715 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B515B #5B352B

analogous

#2B5B4D #2B515B #2B395B

triadic

#2B515B #5B2B51 #515B2B

tetradic

#2B515B #4D2B5B #5B352B #395B2B

square

#2B515B #4D2B5B #5B352B #395B2B

split-complementary

#2B515B #5B2B39 #5B4D2B

monochromatic

#0A1215 #172C31 #2B515B #3F7685 #539BAE

Accessibility & contrast

On white

8.64

#2B515B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#2B515B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B515B

8.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B515B	#FFFFFF	#000000	##FFFFFF
##2B515B	1.00	8.64	2.43	8.64
#FFFFFF	8.64	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A4F5C

Deuteranopia (green-blind)

#43495B

Tritanopia (blue-blind)

#105554

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #2b515b;
/* rgb */ color: rgb(43, 81, 91);
/* oklch */ color: oklch(41.1% 0.046 216.8);

Tailwind

colors: {
  custom: {
    50: '#688289',
    500: '#2b515b',
    950: '#000000',
  },
}

SCSS

$custom: #2b515b;
$custom-light: #688289;
$custom-dark: #000000;

JSON

{
  "hex": "#2b515b",
  "rgb": {
    "r": 43,
    "g": 81,
    "b": 91
  },
  "hsl": {
    "h": 192.5,
    "s": 35.821,
    "l": 26.275
  },
  "oklch": {
    "l": 0.41103,
    "c": 0.04633,
    "h": 216.8
  },
  "luminance": 0.07154
}

Semantic roles & 50–950 ramp

primary

#2B515B

secondary

#8D6055

accent

#735CCC

background

#F6F7F8

surface

#EBEEF0

border

#C6C9CB

text

#060A0B

muted

#7A7C7C

Preview Lab

Preview with #2B515B

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

Preview Lab → · Contrast checker → · Palette generator →