#2187A7#2187A7

#2187A7 is a mid, moderate cyan. Relative luminance 0.204; OKLCH L 58.2% C 0.100 H 224.3°. Best body text is #000000 at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#2187A7
RGB	rgb(33, 135, 167)
HSL	hsl(194, 67%, 39%)
HSV	hsv(194, 80%, 65%)
CMYK	cmyk(80.2%, 19.2%, 0%, 34.5%)
CIE-LAB	lab(52.33, -16.94, -25.00)
CIE-LCH	lch(52.33, 30.20, 235.87°)
OKLab	oklab(58.2% -0.0718 -0.0701)
OKLCH	oklch(58.2% 0.1 224.3)
XYZ	xyz(16.2633, 20.4393, 39.6397)
Luminance	0.2044 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2187A7 #A74121

analogous

#21A784 #2187A7 #2144A7

triadic

#2187A7 #A72187 #87A721

tetradic

#2187A7 #8421A7 #A74121 #44A721

square

#2187A7 #8421A7 #A74121 #44A721

split-complementary

#2187A7 #A72144 #A78421

monochromatic

#0D3441 #175E74 #2187A7 #2FAED6 #62C2E0

Accessibility & contrast

On white

4.13

#2187A7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.09

#2187A7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2187A7

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2187A7	#FFFFFF	#000000	##000000
##2187A7	1.00	4.13	5.09	5.09
#FFFFFF	4.13	1.00	21.00	21.00
#000000	5.09	21.00	1.00	1.00
##000000	5.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7584A9

Deuteranopia (green-blind)

#6377A7

Tritanopia (blue-blind)

#009191

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #2187a7;
/* rgb */ color: rgb(33, 135, 167);
/* oklch */ color: oklch(58.2% 0.100 224.3);

Tailwind

colors: {
  custom: {
    50: '#73aac1',
    500: '#2187a7',
    950: '#000000',
  },
}

SCSS

$custom: #2187a7;
$custom-light: #73aac1;
$custom-dark: #000000;

JSON

{
  "hex": "#2187a7",
  "rgb": {
    "r": 33,
    "g": 135,
    "b": 167
  },
  "hsl": {
    "h": 194.328,
    "s": 67,
    "l": 39.216
  },
  "oklch": {
    "l": 0.582,
    "c": 0.10034,
    "h": 224.3
  },
  "luminance": 0.20441
}

Semantic roles & 50–950 ramp

primary

#2187A7

secondary

#C5775F

accent

#673EEA

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#091012

muted

#7B7F81

Preview Lab

Preview with #2187A7

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

Preview Lab → · Contrast checker → · Palette generator →