#2175A5#2175A5

#2175A5 is a mid, moderate cyan. Relative luminance 0.158; OKLCH L 53.6% C 0.108 H 239.2°. Best body text is #FFFFFF at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#2175A5
RGB	rgb(33, 117, 165)
HSL	hsl(202, 67%, 39%)
HSV	hsv(202, 80%, 65%)
CMYK	cmyk(80%, 29.1%, 0%, 35.3%)
CIE-LAB	lab(46.66, -7.43, -32.66)
CIE-LCH	lch(46.66, 33.50, 257.18°)
OKLab	oklab(53.65% -0.0551 -0.0924)
OKLCH	oklch(53.65% 0.108 239.2)
XYZ	xyz(13.7773, 15.7608, 37.9060)
Luminance	0.1576 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2175A5 #A55121

analogous

#21A593 #2175A5 #2133A5

triadic

#2175A5 #A52175 #75A521

tetradic

#2175A5 #9321A5 #A55121 #33A521

square

#2175A5 #9321A5 #A55121 #33A521

split-complementary

#2175A5 #A52133 #A59321

monochromatic

#0D2D3F #175172 #2175A5 #2E98D5 #61B1DF

Accessibility & contrast

On white

5.06

#2175A5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.15

#2175A5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2175A5

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2175A5	#FFFFFF	#000000	##FFFFFF
##2175A5	1.00	5.06	4.15	5.06
#FFFFFF	5.06	1.00	21.00	1.00
#000000	4.15	21.00	1.00	21.00
##FFFFFF	5.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E75A7

Deuteranopia (green-blind)

#4C69A4

Tritanopia (blue-blind)

#008186

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #2175a5;
/* rgb */ color: rgb(33, 117, 165);
/* oklch */ color: oklch(53.6% 0.108 239.2);

Tailwind

colors: {
  custom: {
    50: '#729cc0',
    500: '#2175a5',
    950: '#000000',
  },
}

SCSS

$custom: #2175a5;
$custom-light: #729cc0;
$custom-dark: #000000;

JSON

{
  "hex": "#2175a5",
  "rgb": {
    "r": 33,
    "g": 117,
    "b": 165
  },
  "hsl": {
    "h": 201.818,
    "s": 66.667,
    "l": 38.824
  },
  "oklch": {
    "l": 0.53645,
    "c": 0.10763,
    "h": 239.2
  },
  "luminance": 0.15763
}

Semantic roles & 50–950 ramp

primary

#2175A5

secondary

#C4835E

accent

#7D3EEA

background

#F7F9FB

surface

#EDF2F7

border

#C8CCD0

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #2175A5

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

Preview Lab → · Contrast checker → · Palette generator →