#1C6380#1C6380

#1C6380 is a mid, moderate cyan. Relative luminance 0.107; OKLCH L 47.0% C 0.082 H 230.0°. Best body text is #FFFFFF at 6.68:1 contrast (WCAG AA passes).

Color values

HEX	#1C6380
RGB	rgb(28, 99, 128)
HSL	hsl(197, 64%, 31%)
HSV	hsv(197, 78%, 50%)
CMYK	cmyk(78.1%, 22.7%, 0%, 49.8%)
CIE-LAB	lab(39.12, -11.08, -22.37)
CIE-LCH	lch(39.12, 24.96, 243.65°)
OKLab	oklab(47.04% -0.0528 -0.0629)
OKLCH	oklch(47.04% 0.082 230)
XYZ	xyz(8.8354, 10.7280, 22.0229)
Luminance	0.1073 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C6380 #80391C

analogous

#1C806B #1C6380 #1C3180

triadic

#1C6380 #801C63 #63801C

tetradic

#1C6380 #6B1C80 #80391C #31801C

square

#1C6380 #6B1C80 #80391C #31801C

split-complementary

#1C6380 #801C31 #806B1C

monochromatic

#06151C #113C4E #1C6380 #278AB2 #41AAD5

Accessibility & contrast

On white

6.68

#1C6380 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#1C6380 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1C6380

6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C6380	#FFFFFF	#000000	##FFFFFF
##1C6380	1.00	6.68	3.15	6.68
#FFFFFF	6.68	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#546281

Deuteranopia (green-blind)

#475880

Tritanopia (blue-blind)

#006B6D

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #1c6380;
/* rgb */ color: rgb(28, 99, 128);
/* oklch */ color: oklch(47.0% 0.082 230.0);

Tailwind

colors: {
  custom: {
    50: '#688fa5',
    500: '#1c6380',
    950: '#000000',
  },
}

SCSS

$custom: #1c6380;
$custom-light: #688fa5;
$custom-dark: #000000;

JSON

{
  "hex": "#1c6380",
  "rgb": {
    "r": 28,
    "g": 99,
    "b": 128
  },
  "hsl": {
    "h": 197.4,
    "s": 64.103,
    "l": 30.588
  },
  "oklch": {
    "l": 0.47038,
    "c": 0.08213,
    "h": 230
  },
  "luminance": 0.10729
}

Semantic roles & 50–950 ramp

primary

#1C6380

secondary

#B36544

accent

#7141E7

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#070C0F

muted

#7A7D7F

Preview Lab

Preview with #1C6380

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

Preview Lab → · Contrast checker → · Palette generator →