#2B839B#2B839B

#2B839B is a mid, moderate cyan. Relative luminance 0.191; OKLCH L 56.9% C 0.089 H 219.8°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#2B839B
RGB	rgb(43, 131, 155)
HSL	hsl(193, 57%, 39%)
HSV	hsv(193, 72%, 61%)
CMYK	cmyk(72.3%, 15.5%, 0%, 39.2%)
CIE-LAB	lab(50.82, -17.64, -20.35)
CIE-LCH	lch(50.82, 26.94, 229.08°)
OKLab	oklab(56.89% -0.0681 -0.0568)
OKLCH	oklch(56.89% 0.089 219.8)
XYZ	xyz(15.0265, 19.1110, 33.9008)
Luminance	0.1911 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B839B #9B432B

analogous

#2B9B7B #2B839B #2B4B9B

triadic

#2B839B #9B2B83 #839B2B

tetradic

#2B839B #7B2B9B #9B432B #4B9B2B

square

#2B839B #7B2B9B #9B432B #4B9B2B

split-complementary

#2B839B #9B2B4B #9B7B2B

monochromatic

#10323B #1E5B6B #2B839B #3BAAC9 #6BBFD6

Accessibility & contrast

On white

4.35

#2B839B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.82

#2B839B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2B839B

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B839B	#FFFFFF	#000000	##000000
##2B839B	1.00	4.35	4.82	4.82
#FFFFFF	4.35	1.00	21.00	21.00
#000000	4.82	21.00	1.00	1.00
##000000	4.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#747F9C

Deuteranopia (green-blind)

#65749B

Tritanopia (blue-blind)

#008B8B

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #2b839b;
/* rgb */ color: rgb(43, 131, 155);
/* oklch */ color: oklch(56.9% 0.089 219.8);

Tailwind

colors: {
  custom: {
    50: '#74a7b8',
    500: '#2b839b',
    950: '#000000',
  },
}

SCSS

$custom: #2b839b;
$custom-light: #74a7b8;
$custom-dark: #000000;

JSON

{
  "hex": "#2b839b",
  "rgb": {
    "r": 43,
    "g": 131,
    "b": 155
  },
  "hsl": {
    "h": 192.857,
    "s": 56.566,
    "l": 38.824
  },
  "oklch": {
    "l": 0.56889,
    "c": 0.08874,
    "h": 219.8
  },
  "luminance": 0.19113
}

Semantic roles & 50–950 ramp

primary

#2B839B

secondary

#BC7865

accent

#6948E0

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #2B839B

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

Preview Lab → · Contrast checker → · Palette generator →