#1688A1#1688A1

#1688A1 is a mid, moderate cyan. Relative luminance 0.204; OKLCH L 58.0% C 0.099 H 217.7°. Best body text is #000000 at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#1688A1
RGB	rgb(22, 136, 161)
HSL	hsl(191, 76%, 36%)
HSV	hsv(191, 86%, 63%)
CMYK	cmyk(86.3%, 15.5%, 0%, 36.9%)
CIE-LAB	lab(52.23, -20.54, -21.70)
CIE-LCH	lch(52.23, 29.88, 226.56°)
OKLab	oklab(57.99% -0.0786 -0.0607)
OKLCH	oklch(57.99% 0.099 217.7)
XYZ	xyz(15.5653, 20.3501, 36.8189)
Luminance	0.2035 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1688A1 #A12F16

analogous

#16A174 #1688A1 #1643A1

triadic

#1688A1 #A11688 #88A116

tetradic

#1688A1 #7416A1 #A12F16 #43A116

square

#1688A1 #7416A1 #A12F16 #43A116

split-complementary

#1688A1 #A11643 #A17416

monochromatic

#072D35 #0F5B6B #1688A1 #1DB5D7 #4BCAE6

Accessibility & contrast

On white

4.14

#1688A1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.07

#1688A1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1688A1

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1688A1	#FFFFFF	#000000	##000000
##1688A1	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: #1688a1;
/* rgb */ color: rgb(22, 136, 161);
/* oklch */ color: oklch(58.0% 0.099 217.7);

Tailwind

colors: {
  custom: {
    50: '#70abbc',
    500: '#1688a1',
    950: '#000000',
  },
}

SCSS

$custom: #1688a1;
$custom-light: #70abbc;
$custom-dark: #000000;

JSON

{
  "hex": "#1688a1",
  "rgb": {
    "r": 22,
    "g": 136,
    "b": 161
  },
  "hsl": {
    "h": 190.791,
    "s": 75.956,
    "l": 35.882
  },
  "oklch": {
    "l": 0.57991,
    "c": 0.09933,
    "h": 217.7
  },
  "luminance": 0.20352
}

Semantic roles & 50–950 ramp

primary

#1688A1

secondary

#C8614B

accent

#5735F3

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#091012

muted

#7B7F81

Preview Lab

Preview with #1688A1

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

Preview Lab → · Contrast checker → · Palette generator →