#2188A7#2188A7

#2188A7 is a mid, moderate cyan. Relative luminance 0.207; OKLCH L 58.5% C 0.100 H 223.4°. Best body text is #000000 at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#2188A7
RGB	rgb(33, 136, 167)
HSL	hsl(194, 67%, 39%)
HSV	hsv(194, 80%, 65%)
CMYK	cmyk(80.2%, 18.6%, 0%, 34.5%)
CIE-LAB	lab(52.64, -17.49, -24.52)
CIE-LCH	lch(52.64, 30.12, 234.50°)
OKLab	oklab(58.45% -0.0727 -0.0687)
OKLCH	oklch(58.45% 0.1 223.4)
XYZ	xyz(16.4035, 20.7196, 39.6865)
Luminance	0.2072 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2188A7 #A74021

analogous

#21A783 #2188A7 #2145A7

triadic

#2188A7 #A72188 #88A721

tetradic

#2188A7 #8321A7 #A74021 #45A721

square

#2188A7 #8321A7 #A74021 #45A721

split-complementary

#2188A7 #A72145 #A78321

monochromatic

#0D3541 #175E74 #2188A7 #2FAFD6 #62C3E0

Accessibility & contrast

On white

4.08

#2188A7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.14

#2188A7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2188A7

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2188A7	#FFFFFF	#000000	##000000
##2188A7	1.00	4.08	5.14	5.14
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.14	21.00	1.00	1.00
##000000	5.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7685A9

Deuteranopia (green-blind)

#6578A7

Tritanopia (blue-blind)

#009192

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #2188a7;
/* rgb */ color: rgb(33, 136, 167);
/* oklch */ color: oklch(58.5% 0.100 223.4);

Tailwind

colors: {
  custom: {
    50: '#73aac1',
    500: '#2188a7',
    950: '#000000',
  },
}

SCSS

$custom: #2188a7;
$custom-light: #73aac1;
$custom-dark: #000000;

JSON

{
  "hex": "#2188a7",
  "rgb": {
    "r": 33,
    "g": 136,
    "b": 167
  },
  "hsl": {
    "h": 193.881,
    "s": 67,
    "l": 39.216
  },
  "oklch": {
    "l": 0.5845,
    "c": 0.10009,
    "h": 223.4
  },
  "luminance": 0.20722
}

Semantic roles & 50–950 ramp

primary

#2188A7

secondary

#C5765F

accent

#663EEA

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#091012

muted

#7B7F81

Preview Lab

Preview with #2188A7

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

Preview Lab → · Contrast checker → · Palette generator →