#2B859F#2B859F

#2B859F is a mid, moderate cyan. Relative luminance 0.198; OKLCH L 57.6% C 0.091 H 221.2°. Best body text is #000000 at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#2B859F
RGB	rgb(43, 133, 159)
HSL	hsl(193, 57%, 40%)
HSV	hsv(193, 73%, 62%)
CMYK	cmyk(73%, 16.4%, 0%, 37.6%)
CIE-LAB	lab(51.60, -17.39, -21.48)
CIE-LCH	lch(51.60, 27.63, 231.00°)
OKLab	oklab(57.57% -0.0686 -0.06)
OKLCH	oklch(57.57% 0.091 221.2)
XYZ	xyz(15.6392, 19.7900, 35.7898)
Luminance	0.1979 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B859F #9F452B

analogous

#2B9F7F #2B859F #2B4B9F

triadic

#2B859F #9F2B85 #859F2B

tetradic

#2B859F #7F2B9F #9F452B #4B9F2B

square

#2B859F #7F2B9F #9F452B #4B9F2B

split-complementary

#2B859F #9F2B4B #9F7F2B

monochromatic

#11343F #1E5D6F #2B859F #3DABCA #6DC0D7

Accessibility & contrast

On white

4.24

#2B859F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.96

#2B859F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2B859F

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B859F	#FFFFFF	#000000	##000000
##2B859F	1.00	4.24	4.96	4.96
#FFFFFF	4.24	1.00	21.00	21.00
#000000	4.96	21.00	1.00	1.00
##000000	4.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7682A0

Deuteranopia (green-blind)

#66769F

Tritanopia (blue-blind)

#008D8D

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #2b859f;
/* rgb */ color: rgb(43, 133, 159);
/* oklch */ color: oklch(57.6% 0.091 221.2);

Tailwind

colors: {
  custom: {
    50: '#75a8bb',
    500: '#2b859f',
    950: '#000000',
  },
}

SCSS

$custom: #2b859f;
$custom-light: #75a8bb;
$custom-dark: #000000;

JSON

{
  "hex": "#2b859f",
  "rgb": {
    "r": 43,
    "g": 133,
    "b": 159
  },
  "hsl": {
    "h": 193.448,
    "s": 57.426,
    "l": 39.608
  },
  "oklch": {
    "l": 0.57568,
    "c": 0.09116,
    "h": 221.2
  },
  "luminance": 0.19792
}

Semantic roles & 50–950 ramp

primary

#2B859F

secondary

#BE7B67

accent

#6A47E1

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #2B859F

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

Preview Lab → · Contrast checker → · Palette generator →