#2175A9#2175A9

#2175A9 is a mid, moderate cyan. Relative luminance 0.159; OKLCH L 53.9% C 0.112 H 241.3°. Best body text is #FFFFFF at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#2175A9
RGB	rgb(33, 117, 169)
HSL	hsl(203, 67%, 40%)
HSV	hsv(203, 80%, 66%)
CMYK	cmyk(80.5%, 30.8%, 0%, 33.7%)
CIE-LAB	lab(46.85, -5.95, -34.69)
CIE-LCH	lch(46.85, 35.20, 260.28°)
OKLab	oklab(53.86% -0.0538 -0.0984)
OKLCH	oklch(53.86% 0.112 241.3)
XYZ	xyz(14.1471, 15.9088, 39.8535)
Luminance	0.1591 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2175A9 #A95521

analogous

#21A999 #2175A9 #2131A9

triadic

#2175A9 #A92175 #75A921

tetradic

#2175A9 #9921A9 #A95521 #31A921

square

#2175A9 #9921A9 #A95521 #31A921

split-complementary

#2175A9 #A92131 #A99921

monochromatic

#0D2E43 #175276 #2175A9 #3197D7 #64B1E1

Accessibility & contrast

On white

5.02

#2175A9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#2175A9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2175A9

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2175A9	#FFFFFF	#000000	##FFFFFF
##2175A9	1.00	5.02	4.18	5.02
#FFFFFF	5.02	1.00	21.00	1.00
#000000	4.18	21.00	1.00	21.00
##FFFFFF	5.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D76AB

Deuteranopia (green-blind)

#4A6AA8

Tritanopia (blue-blind)

#008287

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #2175a9;
/* rgb */ color: rgb(33, 117, 169);
/* oklch */ color: oklch(53.9% 0.112 241.3);

Tailwind

colors: {
  custom: {
    50: '#739cc3',
    500: '#2175a9',
    950: '#000000',
  },
}

SCSS

$custom: #2175a9;
$custom-light: #739cc3;
$custom-dark: #000000;

JSON

{
  "hex": "#2175a9",
  "rgb": {
    "r": 33,
    "g": 117,
    "b": 169
  },
  "hsl": {
    "h": 202.941,
    "s": 67.327,
    "l": 39.608
  },
  "oklch": {
    "l": 0.53864,
    "c": 0.11211,
    "h": 241.3
  },
  "luminance": 0.1591
}

Semantic roles & 50–950 ramp

primary

#2175A9

secondary

#C68760

accent

#803EEA

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #2175A9

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

Preview Lab → · Contrast checker → · Palette generator →