#1C7F9E#1C7F9E

#1C7F9E is a mid, moderate cyan. Relative luminance 0.179; OKLCH L 55.7% C 0.097 H 224.6°. Best body text is #FFFFFF at 4.59:1 contrast (WCAG AA passes).

Color values

HEX#1C7F9E
RGBrgb(28, 127, 158)
HSLhsl(194, 70%, 36%)
HSVhsv(194, 82%, 62%)
CMYKcmyk(82.3%, 19.6%, 0%, 38%)
CIE-LABlab(49.37, -16.21, -24.36)
CIE-LCHlch(49.37, 29.26, 236.37°)
OKLaboklab(55.67% -0.0693 -0.0684)
OKLCHoklch(55.67% 0.097 224.6)
XYZxyz(14.2372, 17.8925, 35.0443)
Luminance0.1789 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1C7F9E #9E3B1C
analogous
#1C9E7C #1C7F9E #1C3E9E
triadic
#1C7F9E #9E1C7F #7F9E1C
tetradic
#1C7F9E #7C1C9E #9E3B1C #3E9E1C
square
#1C7F9E #7C1C9E #9E3B1C #3E9E1C
split-complementary
#1C7F9E #9E1C3E #9E7C1C
monochromatic
#0A2B36 #13556A #1C7F9E #25A9D2 #54BFE1

Accessibility & contrast

On white

4.59
#1C7F9E on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.58
#1C7F9E on #000000
AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #1C7F9E
4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1C7F9E#FFFFFF#000000##FFFFFF
##1C7F9E1.004.594.584.59
#FFFFFF4.591.0021.001.00
#0000004.5821.001.0021.00
##FFFFFF4.591.0021.001.00

Color blindness preview

Protanopia (red-blind)
#6E7CA0
Deuteranopia (green-blind)
#5D709E
Tritanopia (blue-blind)
#008889
Achromatopsia (no color)
#757575

Design tokens & code

CSS
--color: #1c7f9e;
/* rgb */ color: rgb(28, 127, 158);
/* oklch */ color: oklch(55.7% 0.097 224.6);
Tailwind
colors: {
  custom: {
    50: '#70a4ba',
    500: '#1c7f9e',
    950: '#000000',
  },
}
SCSS
$custom: #1c7f9e;
$custom-light: #70a4ba;
$custom-dark: #000000;
JSON
{
  "hex": "#1c7f9e",
  "rgb": {
    "r": 28,
    "g": 127,
    "b": 158
  },
  "hsl": {
    "h": 194.308,
    "s": 69.892,
    "l": 36.471
  },
  "oklch": {
    "l": 0.55673,
    "c": 0.09735,
    "h": 224.6
  },
  "luminance": 0.17894
}

Semantic roles & 50–950 ramp

primary
#1C7F9E
secondary
#C46D52
accent
#653BED
background
#F7FAFB
surface
#EDF4F6
border
#C8CED0
text
#090F11
muted
#7B7F80

Preview Lab

Preview with #1C7F9E

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

Preview Lab → · Contrast checker → · Palette generator →

#1C7F9E Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva