#1C507C#1C507C

#1C507C is a dark, moderate cyan. Relative luminance 0.074; OKLCH L 41.9% C 0.092 H 247.8°. Best body text is #FFFFFF at 8.44:1 contrast (WCAG AA passes).

Color values

HEX#1C507C
RGBrgb(28, 80, 124)
HSLhsl(208, 63%, 30%)
HSVhsv(208, 77%, 49%)
CMYKcmyk(77.4%, 35.5%, 0%, 51.4%)
CIE-LABlab(32.79, -0.85, -29.83)
CIE-LCHlch(32.79, 29.84, 268.36°)
OKLaboklab(41.95% -0.0346 -0.0847)
OKLCHoklch(41.95% 0.092 247.8)
XYZxyz(6.9843, 7.4386, 20.1326)
Luminance0.0744 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1C507C #7C481C
analogous
#1C7C78 #1C507C #1C207C
triadic
#1C507C #7C1C50 #507C1C
tetradic
#1C507C #781C7C #7C481C #207C1C
square
#1C507C #781C7C #7C481C #207C1C
split-complementary
#1C507C #7C1C20 #7C781C
monochromatic
#061019 #11304A #1C507C #2770AE #3F8FD4

Accessibility & contrast

On white

8.44
#1C507C on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.49
#1C507C on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C507C
8.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1C507C#FFFFFF#000000##FFFFFF
##1C507C1.008.442.498.44
#FFFFFF8.441.0021.001.00
#0000002.4921.001.0021.00
##FFFFFF8.441.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3C527E
Deuteranopia (green-blind)
#2E497B
Tritanopia (blue-blind)
#005B60
Achromatopsia (no color)
#4D4D4D

Design tokens & code

CSS
--color: #1c507c;
/* rgb */ color: rgb(28, 80, 124);
/* oklch */ color: oklch(41.9% 0.092 247.8);
Tailwind
colors: {
  custom: {
    50: '#6780a2',
    500: '#1c507c',
    950: '#000000',
  },
}
SCSS
$custom: #1c507c;
$custom-light: #6780a2;
$custom-dark: #000000;
JSON
{
  "hex": "#1c507c",
  "rgb": {
    "r": 28,
    "g": 80,
    "b": 124
  },
  "hsl": {
    "h": 207.5,
    "s": 63.158,
    "l": 29.804
  },
  "oklch": {
    "l": 0.4195,
    "c": 0.09154,
    "h": 247.8
  },
  "luminance": 0.07439
}

Semantic roles & 50–950 ramp

primary
#1C507C
secondary
#B07544
accent
#8D42E6
background
#F6F7FA
surface
#EBEEF3
border
#C6C9CD
text
#070A0F
muted
#7A7C7F

Preview Lab

Preview with #1C507C

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

Preview Lab → · Contrast checker → · Palette generator →

#1C507C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva