#1685B4#1685B4

#1685B4 is a mid, moderate cyan. Relative luminance 0.202; OKLCH L 58.2% C 0.115 H 233.5°. Best body text is #000000 at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#1685B4
RGB	rgb(22, 133, 180)
HSL	hsl(198, 78%, 40%)
HSV	hsv(198, 88%, 71%)
CMYK	cmyk(87.8%, 26.1%, 0%, 29.4%)
CIE-LAB	lab(52.11, -12.11, -32.85)
CIE-LCH	lch(52.11, 35.01, 249.77°)
OKLab	oklab(58.16% -0.0686 -0.0928)
OKLCH	oklch(58.16% 0.115 233.5)
XYZ	xyz(16.9533, 20.2387, 46.1841)
Luminance	0.2024 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1685B4 #B44516

analogous

#16B494 #1685B4 #1636B4

triadic

#1685B4 #B41685 #85B416

tetradic

#1685B4 #9416B4 #B44516 #36B416

square

#1685B4 #9416B4 #B44516 #36B416

split-complementary

#1685B4 #B41636 #B49416

monochromatic

#093447 #0F5D7D #1685B4 #23ABE4 #5AC0EB

Accessibility & contrast

On white

4.16

#1685B4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.05

#1685B4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1685B4

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1685B4	#FFFFFF	#000000	##000000
##1685B4	1.00	4.16	5.05	5.05
#FFFFFF	4.16	1.00	21.00	21.00
#000000	5.05	21.00	1.00	1.00
##000000	5.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E84B6

Deuteranopia (green-blind)

#5976B3

Tritanopia (blue-blind)

#009195

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #1685b4;
/* rgb */ color: rgb(22, 133, 180);
/* oklch */ color: oklch(58.2% 0.115 233.5);

Tailwind

colors: {
  custom: {
    50: '#73a8ca',
    500: '#1685b4',
    950: '#000000',
  },
}

SCSS

$custom: #1685b4;
$custom-light: #73a8ca;
$custom-dark: #000000;

JSON

{
  "hex": "#1685b4",
  "rgb": {
    "r": 22,
    "g": 133,
    "b": 180
  },
  "hsl": {
    "h": 197.848,
    "s": 78.218,
    "l": 39.608
  },
  "oklch": {
    "l": 0.58158,
    "c": 0.11542,
    "h": 233.5
  },
  "luminance": 0.20241
}

Semantic roles & 50–950 ramp

primary

#1685B4

secondary

#CE7B58

accent

#6D33F5

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A0F13

muted

#7C7F82

Preview Lab

Preview with #1685B4

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

Preview Lab → · Contrast checker → · Palette generator →