#1C647C#1C647C

#1C647C is a mid, moderate cyan. Relative luminance 0.108; OKLCH L 47.1% C 0.078 H 224.9°. Best body text is #FFFFFF at 6.64:1 contrast (WCAG AA passes).

Color values

HEX	#1C647C
RGB	rgb(28, 100, 124)
HSL	hsl(195, 63%, 30%)
HSV	hsv(195, 77%, 49%)
CMYK	cmyk(77.4%, 19.4%, 0%, 51.4%)
CIE-LAB	lab(39.27, -13.12, -19.70)
CIE-LCH	lch(39.27, 23.67, 236.33°)
OKLab	oklab(47.1% -0.0555 -0.0552)
OKLCH	oklch(47.1% 0.078 224.9)
XYZ	xyz(8.6727, 10.8154, 20.6954)
Luminance	0.1082 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C647C #7C341C

analogous

#1C7C64 #1C647C #1C347C

triadic

#1C647C #7C1C64 #647C1C

tetradic

#1C647C #641C7C #7C341C #347C1C

square

#1C647C #641C7C #7C341C #347C1C

split-complementary

#1C647C #7C1C34 #7C641C

monochromatic

#061419 #113C4A #1C647C #278CAE #3FAED4

Accessibility & contrast

On white

6.64

#1C647C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#1C647C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1C647C

6.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C647C	#FFFFFF	#000000	##FFFFFF
##1C647C	1.00	6.64	3.16	6.64
#FFFFFF	6.64	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#57627D

Deuteranopia (green-blind)

#4A587C

Tritanopia (blue-blind)

#006B6C

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #1c647c;
/* rgb */ color: rgb(28, 100, 124);
/* oklch */ color: oklch(47.1% 0.078 224.9);

Tailwind

colors: {
  custom: {
    50: '#6890a2',
    500: '#1c647c',
    950: '#000000',
  },
}

SCSS

$custom: #1c647c;
$custom-light: #6890a2;
$custom-dark: #000000;

JSON

{
  "hex": "#1c647c",
  "rgb": {
    "r": 28,
    "g": 100,
    "b": 124
  },
  "hsl": {
    "h": 195,
    "s": 63.158,
    "l": 29.804
  },
  "oklch": {
    "l": 0.471,
    "c": 0.07828,
    "h": 224.9
  },
  "luminance": 0.10816
}

Semantic roles & 50–950 ramp

primary

#1C647C

secondary

#B05F44

accent

#6B42E6

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#070C0F

muted

#7A7D7E

Preview Lab

Preview with #1C647C

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

Preview Lab → · Contrast checker → · Palette generator →