#1C68B3#1C68B3

#1C68B3 is a mid, vivid cyan. Relative luminance 0.134; OKLCH L 51.3% C 0.138 H 252.4°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#1C68B3
RGB	rgb(28, 104, 179)
HSL	hsl(210, 73%, 41%)
HSV	hsv(210, 84%, 70%)
CMYK	cmyk(84.4%, 41.9%, 0%, 29.8%)
CIE-LAB	lab(43.36, 5.42, -46.09)
CIE-LCH	lch(43.36, 46.40, 276.70°)
OKLab	oklab(51.26% -0.0418 -0.132)
OKLCH	oklch(51.26% 0.138 252.4)
XYZ	xyz(13.5628, 13.4005, 44.5108)
Luminance	0.1340 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C68B3 #B3671C

analogous

#1CB3B2 #1C68B3 #1C1DB3

triadic

#1C68B3 #B31C68 #68B31C

tetradic

#1C68B3 #B21CB3 #B3671C #1DB31C

square

#1C68B3 #B21CB3 #B3671C #1DB31C

split-complementary

#1C68B3 #B31C1D #B3B21C

monochromatic

#0B2B49 #14497E #1C68B3 #2E87DE #63A5E7

Accessibility & contrast

On white

5.71

#1C68B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#1C68B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1C68B3

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C68B3	#FFFFFF	#000000	##FFFFFF
##1C68B3	1.00	5.71	3.68	5.71
#FFFFFF	5.71	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#426EB6

Deuteranopia (green-blind)

#2760B2

Tritanopia (blue-blind)

#007A85

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #1c68b3;
/* rgb */ color: rgb(28, 104, 179);
/* oklch */ color: oklch(51.3% 0.138 252.4);

Tailwind

colors: {
  custom: {
    50: '#7392ca',
    500: '#1c68b3',
    950: '#000000',
  },
}

SCSS

$custom: #1c68b3;
$custom-light: #7392ca;
$custom-dark: #000000;

JSON

{
  "hex": "#1c68b3",
  "rgb": {
    "r": 28,
    "g": 104,
    "b": 179
  },
  "hsl": {
    "h": 209.801,
    "s": 72.947,
    "l": 40.588
  },
  "oklch": {
    "l": 0.51264,
    "c": 0.13845,
    "h": 252.4
  },
  "luminance": 0.13402
}

Semantic roles & 50–950 ramp

primary

#1C68B3

secondary

#CB955F

accent

#9338F0

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #1C68B3

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

Preview Lab → · Contrast checker → · Palette generator →