#2F515B#2F515B

#2F515B is a dark, muted cyan. Relative luminance 0.072; OKLCH L 41.3% C 0.043 H 218.6°. Best body text is #FFFFFF at 8.57:1 contrast (WCAG AA passes).

Color values

HEX	#2F515B
RGB	rgb(47, 81, 91)
HSL	hsl(194, 32%, 27%)
HSV	hsv(194, 48%, 36%)
CMYK	cmyk(48.4%, 11%, 0%, 64.3%)
CIE-LAB	lab(32.36, -9.32, -9.71)
CIE-LCH	lch(32.36, 13.46, 226.18°)
OKLab	oklab(41.32% -0.0335 -0.0268)
OKLCH	oklch(41.32% 0.043 218.6)
XYZ	xyz(6.0024, 7.2441, 10.9775)
Luminance	0.0725 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F515B #5B392F

analogous

#2F5B4F #2F515B #2F3B5B

triadic

#2F515B #5B2F51 #515B2F

tetradic

#2F515B #4F2F5B #5B392F #3B5B2F

square

#2F515B #4F2F5B #5B392F #3B5B2F

split-complementary

#2F515B #5B2F3B #5B4F2F

monochromatic

#0A1214 #1A2D33 #2F515B #447583 #5A98AA

Accessibility & contrast

On white

8.57

#2F515B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#2F515B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F515B

8.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F515B	#FFFFFF	#000000	##FFFFFF
##2F515B	1.00	8.57	2.45	8.57
#FFFFFF	8.57	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B4F5C

Deuteranopia (green-blind)

#444A5B

Tritanopia (blue-blind)

#1B5554

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #2f515b;
/* rgb */ color: rgb(47, 81, 91);
/* oklch */ color: oklch(41.3% 0.043 218.6);

Tailwind

colors: {
  custom: {
    50: '#6a8189',
    500: '#2f515b',
    950: '#000000',
  },
}

SCSS

$custom: #2f515b;
$custom-light: #6a8189;
$custom-dark: #000000;

JSON

{
  "hex": "#2f515b",
  "rgb": {
    "r": 47,
    "g": 81,
    "b": 91
  },
  "hsl": {
    "h": 193.636,
    "s": 31.884,
    "l": 27.059
  },
  "oklch": {
    "l": 0.4132,
    "c": 0.04288,
    "h": 218.6
  },
  "luminance": 0.07245
}

Semantic roles & 50–950 ramp

primary

#2F515B

secondary

#8D6559

accent

#7760C8

background

#F6F7F8

surface

#EBEEF0

border

#C6C9CB

text

#070A0B

muted

#7A7C7C

Preview Lab

Preview with #2F515B

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

Preview Lab → · Contrast checker → · Palette generator →