#1C6DB3#1C6DB3

#1C6DB3 is a mid, vivid cyan. Relative luminance 0.144; OKLCH L 52.4% C 0.133 H 249.8°. Best body text is #FFFFFF at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#1C6DB3
RGB	rgb(28, 109, 179)
HSL	hsl(208, 73%, 41%)
HSV	hsv(208, 84%, 70%)
CMYK	cmyk(84.4%, 39.1%, 0%, 29.8%)
CIE-LAB	lab(44.85, 2.27, -43.71)
CIE-LCH	lch(44.85, 43.76, 272.97°)
OKLab	oklab(52.43% -0.046 -0.1249)
OKLCH	oklch(52.43% 0.133 249.8)
XYZ	xyz(14.0811, 14.4371, 44.6836)
Luminance	0.1444 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C6DB3 #B3621C

analogous

#1CB3AE #1C6DB3 #1C21B3

triadic

#1C6DB3 #B31C6D #6DB31C

tetradic

#1C6DB3 #AE1CB3 #B3621C #21B31C

square

#1C6DB3 #AE1CB3 #B3621C #21B31C

split-complementary

#1C6DB3 #B31C21 #B3AE1C

monochromatic

#0B2D49 #144D7E #1C6DB3 #2E8DDE #63A9E7

Accessibility & contrast

On white

5.40

#1C6DB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#1C6DB3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1C6DB3

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C6DB3	#FFFFFF	#000000	##FFFFFF
##1C6DB3	1.00	5.40	3.89	5.40
#FFFFFF	5.40	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B71B6

Deuteranopia (green-blind)

#3364B2

Tritanopia (blue-blind)

#007E87

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #1c6db3;
/* rgb */ color: rgb(28, 109, 179);
/* oklch */ color: oklch(52.4% 0.133 249.8);

Tailwind

colors: {
  custom: {
    50: '#7396ca',
    500: '#1c6db3',
    950: '#000000',
  },
}

SCSS

$custom: #1c6db3;
$custom-light: #7396ca;
$custom-dark: #000000;

JSON

{
  "hex": "#1c6db3",
  "rgb": {
    "r": 28,
    "g": 109,
    "b": 179
  },
  "hsl": {
    "h": 207.815,
    "s": 72.947,
    "l": 40.588
  },
  "oklch": {
    "l": 0.52431,
    "c": 0.13308,
    "h": 249.8
  },
  "luminance": 0.14439
}

Semantic roles & 50–950 ramp

primary

#1C6DB3

secondary

#CB915F

accent

#8D38F0

background

#F7F9FC

surface

#EEF1F8

border

#C9CBD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #1C6DB3

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

Preview Lab → · Contrast checker → · Palette generator →