#1788A0#1788A0

#1788A0 is a mid, moderate cyan. Relative luminance 0.203; OKLCH L 58.0% C 0.099 H 216.9°. Best body text is #000000 at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#1788A0
RGB	rgb(23, 136, 160)
HSL	hsl(191, 75%, 36%)
HSV	hsv(191, 86%, 63%)
CMYK	cmyk(85.6%, 15%, 0%, 37.3%)
CIE-LAB	lab(52.20, -20.81, -21.16)
CIE-LCH	lch(52.20, 29.68, 225.47°)
OKLab	oklab(57.96% -0.0787 -0.0592)
OKLCH	oklch(57.96% 0.099 216.9)
XYZ	xyz(15.4999, 20.3265, 36.3574)
Luminance	0.2033 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1788A0 #A02F17

analogous

#17A073 #1788A0 #1743A0

triadic

#1788A0 #A01788 #88A017

tetradic

#1788A0 #7317A0 #A02F17 #43A017

square

#1788A0 #7317A0 #A02F17 #43A017

split-complementary

#1788A0 #A01743 #A07317

monochromatic

#082D35 #0F5B6A #1788A0 #1FB5D6 #4CCAE5

Accessibility & contrast

On white

4.15

#1788A0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.07

#1788A0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1788A0

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1788A0	#FFFFFF	#000000	##000000
##1788A0	1.00	4.15	5.07	5.07
#FFFFFF	4.15	1.00	21.00	21.00
#000000	5.07	21.00	1.00	1.00
##000000	5.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7884A1

Deuteranopia (green-blind)

#6777A0

Tritanopia (blue-blind)

#009090

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #1788a0;
/* rgb */ color: rgb(23, 136, 160);
/* oklch */ color: oklch(58.0% 0.099 216.9);

Tailwind

colors: {
  custom: {
    50: '#70abbc',
    500: '#1788a0',
    950: '#000000',
  },
}

SCSS

$custom: #1788a0;
$custom-light: #70abbc;
$custom-dark: #000000;

JSON

{
  "hex": "#1788a0",
  "rgb": {
    "r": 23,
    "g": 136,
    "b": 160
  },
  "hsl": {
    "h": 190.511,
    "s": 74.863,
    "l": 35.882
  },
  "oklch": {
    "l": 0.57961,
    "c": 0.09852,
    "h": 216.9
  },
  "luminance": 0.20329
}

Semantic roles & 50–950 ramp

primary

#1788A0

secondary

#C7614C

accent

#5736F1

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#091012

muted

#7B7F81

Preview Lab

Preview with #1788A0

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

Preview Lab → · Contrast checker → · Palette generator →