#2175A0#2175A0

#2175A0 is a mid, moderate cyan. Relative luminance 0.156; OKLCH L 53.4% C 0.102 H 236.2°. Best body text is #FFFFFF at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#2175A0
RGB	rgb(33, 117, 160)
HSL	hsl(200, 66%, 38%)
HSV	hsv(200, 79%, 63%)
CMYK	cmyk(79.4%, 26.9%, 0%, 37.3%)
CIE-LAB	lab(46.42, -9.28, -30.10)
CIE-LCH	lch(46.42, 31.50, 252.87°)
OKLab	oklab(53.38% -0.0568 -0.085)
OKLCH	oklch(53.38% 0.102 236.2)
XYZ	xyz(13.3311, 15.5824, 35.5560)
Luminance	0.1558 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2175A0 #A04C21

analogous

#21A08B #2175A0 #2135A0

triadic

#2175A0 #A02175 #75A021

tetradic

#2175A0 #8B21A0 #A04C21 #35A021

square

#2175A0 #8B21A0 #A04C21 #35A021

split-complementary

#2175A0 #A02135 #A08B21

monochromatic

#0C2B3B #17506D #2175A0 #2B9AD3 #5EB2DE

Accessibility & contrast

On white

5.10

#2175A0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.12

#2175A0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2175A0

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2175A0	#FFFFFF	#000000	##FFFFFF
##2175A0	1.00	5.10	4.12	5.10
#FFFFFF	5.10	1.00	21.00	1.00
#000000	4.12	21.00	1.00	21.00
##FFFFFF	5.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6075A2

Deuteranopia (green-blind)

#4F699F

Tritanopia (blue-blind)

#008084

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #2175a0;
/* rgb */ color: rgb(33, 117, 160);
/* oklch */ color: oklch(53.4% 0.102 236.2);

Tailwind

colors: {
  custom: {
    50: '#719cbc',
    500: '#2175a0',
    950: '#000000',
  },
}

SCSS

$custom: #2175a0;
$custom-light: #719cbc;
$custom-dark: #000000;

JSON

{
  "hex": "#2175a0",
  "rgb": {
    "r": 33,
    "g": 117,
    "b": 160
  },
  "hsl": {
    "h": 200.315,
    "s": 65.803,
    "l": 37.843
  },
  "oklch": {
    "l": 0.53378,
    "c": 0.10225,
    "h": 236.2
  },
  "luminance": 0.15584
}

Semantic roles & 50–950 ramp

primary

#2175A0

secondary

#C27E5B

accent

#793FE9

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #2175A0

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

Preview Lab → · Contrast checker → · Palette generator →