#1788A1#1788A1

#1788A1 is a mid, moderate cyan. Relative luminance 0.204; OKLCH L 58.0% C 0.099 H 217.8°. Best body text is #000000 at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#1788A1
RGB	rgb(23, 136, 161)
HSL	hsl(191, 75%, 36%)
HSV	hsv(191, 86%, 63%)
CMYK	cmyk(85.7%, 15.5%, 0%, 36.9%)
CIE-LAB	lab(52.24, -20.47, -21.68)
CIE-LCH	lch(52.24, 29.81, 226.64°)
OKLab	oklab(58.01% -0.0783 -0.0607)
OKLCH	oklch(58.01% 0.099 217.8)
XYZ	xyz(15.5878, 20.3617, 36.8199)
Luminance	0.2036 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1788A1 #A13017

analogous

#17A175 #1788A1 #1743A1

triadic

#1788A1 #A11788 #88A117

tetradic

#1788A1 #7517A1 #A13017 #43A117

square

#1788A1 #7517A1 #A13017 #43A117

split-complementary

#1788A1 #A11743 #A17517

monochromatic

#082E36 #0F5B6B #1788A1 #1FB5D7 #4DCAE6

Accessibility & contrast

On white

4.14

#1788A1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.07

#1788A1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1788A1

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1788A1	#FFFFFF	#000000	##000000
##1788A1	1.00	4.14	5.07	5.07
#FFFFFF	4.14	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)

#7884A2

Deuteranopia (green-blind)

#6677A1

Tritanopia (blue-blind)

#009190

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #1788a1;
/* rgb */ color: rgb(23, 136, 161);
/* oklch */ color: oklch(58.0% 0.099 217.8);

Tailwind

colors: {
  custom: {
    50: '#70abbc',
    500: '#1788a1',
    950: '#000000',
  },
}

SCSS

$custom: #1788a1;
$custom-light: #70abbc;
$custom-dark: #000000;

JSON

{
  "hex": "#1788a1",
  "rgb": {
    "r": 23,
    "g": 136,
    "b": 161
  },
  "hsl": {
    "h": 190.87,
    "s": 75,
    "l": 36.078
  },
  "oklch": {
    "l": 0.58005,
    "c": 0.09909,
    "h": 217.8
  },
  "luminance": 0.20364
}

Semantic roles & 50–950 ramp

primary

#1788A1

secondary

#C7634C

accent

#5836F2

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#091012

muted

#7B7F81

Preview Lab

Preview with #1788A1

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

Preview Lab → · Contrast checker → · Palette generator →