#2B5F73#2B5F73

#2B5F73 is a mid, moderate cyan. Relative luminance 0.099; OKLCH L 45.9% C 0.064 H 226.0°. Best body text is #FFFFFF at 7.03:1 contrast (WCAG AA passes).

Color values

HEX	#2B5F73
RGB	rgb(43, 95, 115)
HSL	hsl(197, 46%, 31%)
HSV	hsv(197, 63%, 45%)
CMYK	cmyk(62.6%, 17.4%, 0%, 54.9%)
CIE-LAB	lab(37.73, -10.81, -16.53)
CIE-LCH	lch(37.73, 19.75, 236.82°)
OKLab	oklab(45.87% -0.0445 -0.046)
OKLCH	oklch(45.87% 0.064 226)
XYZ	xyz(8.1818, 9.9350, 17.7028)
Luminance	0.0994 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B5F73 #733F2B

analogous

#2B7363 #2B5F73 #2B3B73

triadic

#2B5F73 #732B5F #5F732B

tetradic

#2B5F73 #632B73 #733F2B #3B732B

square

#2B5F73 #632B73 #733F2B #3B732B

split-complementary

#2B5F73 #732B3B #73632B

monochromatic

#0A151A #1A3A46 #2B5F73 #3C84A0 #58A3C1

Accessibility & contrast

On white

7.03

#2B5F73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.99

#2B5F73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B5F73

7.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B5F73	#FFFFFF	#000000	##FFFFFF
##2B5F73	1.00	7.03	2.99	7.03
#FFFFFF	7.03	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#545D74

Deuteranopia (green-blind)

#4A5573

Tritanopia (blue-blind)

#006565

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #2b5f73;
/* rgb */ color: rgb(43, 95, 115);
/* oklch */ color: oklch(45.9% 0.064 226.0);

Tailwind

colors: {
  custom: {
    50: '#6c8c9b',
    500: '#2b5f73',
    950: '#000000',
  },
}

SCSS

$custom: #2b5f73;
$custom-light: #6c8c9b;
$custom-dark: #000000;

JSON

{
  "hex": "#2b5f73",
  "rgb": {
    "r": 43,
    "g": 95,
    "b": 115
  },
  "hsl": {
    "h": 196.667,
    "s": 45.57,
    "l": 30.98
  },
  "oklch": {
    "l": 0.45872,
    "c": 0.06402,
    "h": 226
  },
  "luminance": 0.09936
}

Semantic roles & 50–950 ramp

primary

#2B5F73

secondary

#A56B55

accent

#7753D5

background

#F6F8F9

surface

#ECF0F2

border

#C7CBCC

text

#070C0E

muted

#7A7D7E

Preview Lab

Preview with #2B5F73

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

Preview Lab → · Contrast checker → · Palette generator →