#1789A1#1789A1

#1789A1 is a mid, moderate cyan. Relative luminance 0.206; OKLCH L 58.3% C 0.099 H 216.8°. Best body text is #000000 at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#1789A1
RGB	rgb(23, 137, 161)
HSL	hsl(190, 75%, 36%)
HSV	hsv(190, 86%, 63%)
CMYK	cmyk(85.7%, 14.9%, 0%, 36.9%)
CIE-LAB	lab(52.56, -21.00, -21.19)
CIE-LCH	lch(52.56, 29.84, 225.26°)
OKLab	oklab(58.26% -0.0793 -0.0593)
OKLCH	oklch(58.26% 0.099 216.8)
XYZ	xyz(15.7293, 20.6447, 36.8671)
Luminance	0.2065 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1789A1 #A12F17

analogous

#17A174 #1789A1 #1744A1

triadic

#1789A1 #A11789 #89A117

tetradic

#1789A1 #7417A1 #A12F17 #44A117

square

#1789A1 #7417A1 #A12F17 #44A117

split-complementary

#1789A1 #A11744 #A17417

monochromatic

#082E36 #0F5B6B #1789A1 #1FB7D7 #4DCBE6

Accessibility & contrast

On white

4.09

#1789A1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.13

#1789A1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1789A1

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1789A1	#FFFFFF	#000000	##000000
##1789A1	1.00	4.09	5.13	5.13
#FFFFFF	4.09	1.00	21.00	21.00
#000000	5.13	21.00	1.00	1.00
##000000	5.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7985A2

Deuteranopia (green-blind)

#6878A1

Tritanopia (blue-blind)

#009191

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #1789a1;
/* rgb */ color: rgb(23, 137, 161);
/* oklch */ color: oklch(58.3% 0.099 216.8);

Tailwind

colors: {
  custom: {
    50: '#70abbc',
    500: '#1789a1',
    950: '#000000',
  },
}

SCSS

$custom: #1789a1;
$custom-light: #70abbc;
$custom-dark: #000000;

JSON

{
  "hex": "#1789a1",
  "rgb": {
    "r": 23,
    "g": 137,
    "b": 161
  },
  "hsl": {
    "h": 190.435,
    "s": 75,
    "l": 36.078
  },
  "oklch": {
    "l": 0.58259,
    "c": 0.09901,
    "h": 216.8
  },
  "luminance": 0.20647
}

Semantic roles & 50–950 ramp

primary

#1789A1

secondary

#C7624C

accent

#5736F2

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#091012

muted

#7B7F81

Preview Lab

Preview with #1789A1

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

Preview Lab → · Contrast checker → · Palette generator →