#2B7591#2B7591

#2B7591 is a mid, moderate cyan. Relative luminance 0.153; OKLCH L 52.9% C 0.084 H 226.9°. Best body text is #FFFFFF at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#2B7591
RGB	rgb(43, 117, 145)
HSL	hsl(196, 54%, 37%)
HSV	hsv(196, 70%, 57%)
CMYK	cmyk(70.3%, 19.3%, 0%, 43.1%)
CIE-LAB	lab(46.01, -13.26, -21.87)
CIE-LCH	lch(46.01, 25.58, 238.77°)
OKLab	oklab(52.91% -0.0573 -0.0612)
OKLCH	oklch(52.91% 0.084 226.9)
XYZ	xyz(12.4663, 15.2791, 29.0747)
Luminance	0.1528 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B7591 #91472B

analogous

#2B917A #2B7591 #2B4291

triadic

#2B7591 #912B75 #75912B

tetradic

#2B7591 #7A2B91 #91472B #42912B

square

#2B7591 #7A2B91 #91472B #42912B

split-complementary

#2B7591 #912B42 #917A2B

monochromatic

#0F2933 #1D4F62 #2B7591 #399BC0 #65B4D1

Accessibility & contrast

On white

5.18

#2B7591 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#2B7591 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B7591

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B7591	#FFFFFF	#000000	##FFFFFF
##2B7591	1.00	5.18	4.06	5.18
#FFFFFF	5.18	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#667392

Deuteranopia (green-blind)

#586891

Tritanopia (blue-blind)

#007D7E

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #2b7591;
/* rgb */ color: rgb(43, 117, 145);
/* oklch */ color: oklch(52.9% 0.084 226.9);

Tailwind

colors: {
  custom: {
    50: '#729cb1',
    500: '#2b7591',
    950: '#000000',
  },
}

SCSS

$custom: #2b7591;
$custom-light: #729cb1;
$custom-dark: #000000;

JSON

{
  "hex": "#2b7591",
  "rgb": {
    "r": 43,
    "g": 117,
    "b": 145
  },
  "hsl": {
    "h": 196.471,
    "s": 54.255,
    "l": 36.863
  },
  "oklch": {
    "l": 0.52907,
    "c": 0.08385,
    "h": 226.9
  },
  "luminance": 0.15281
}

Semantic roles & 50–950 ramp

primary

#2B7591

secondary

#B87860

accent

#734ADE

background

#F7F9FA

surface

#EDF2F5

border

#C8CCCF

text

#090E10

muted

#7B7E7F

Preview Lab

Preview with #2B7591

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

Preview Lab → · Contrast checker → · Palette generator →