#1C7587#1C7587

#1C7587 is a mid, moderate cyan. Relative luminance 0.147; OKLCH L 52.1% C 0.084 H 214.9°. Best body text is #FFFFFF at 5.32:1 contrast (WCAG AA passes).

Color values

HEX#1C7587
RGBrgb(28, 117, 135)
HSLhsl(190, 66%, 32%)
HSVhsv(190, 79%, 53%)
CMYKcmyk(79.3%, 13.3%, 0%, 47.1%)
CIE-LABlab(45.24, -18.77, -17.15)
CIE-LCHlch(45.24, 25.42, 222.41°)
OKLaboklab(52.05% -0.0687 -0.0478)
OKLCHoklch(52.05% 0.084 214.9)
XYZxyz(11.2115, 14.7174, 25.1668)
Luminance0.1472 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1C7587 #872E1C
analogous
#1C8763 #1C7587 #1C4087
triadic
#1C7587 #871C75 #75871C
tetradic
#1C7587 #631C87 #872E1C #40871C
square
#1C7587 #631C87 #872E1C #40871C
split-complementary
#1C7587 #871C40 #87631C
monochromatic
#071D22 #114954 #1C7587 #27A1BA #45C0D8

Accessibility & contrast

On white

5.32
#1C7587 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.94
#1C7587 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1C7587
5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1C7587#FFFFFF#000000##FFFFFF
##1C75871.005.323.945.32
#FFFFFF5.321.0021.001.00
#0000003.9421.001.0021.00
##FFFFFF5.321.0021.001.00

Color blindness preview

Protanopia (red-blind)
#687188
Deuteranopia (green-blind)
#5A6787
Tritanopia (blue-blind)
#007C7B
Achromatopsia (no color)
#6B6B6B

Design tokens & code

CSS
--color: #1c7587;
/* rgb */ color: rgb(28, 117, 135);
/* oklch */ color: oklch(52.1% 0.084 214.9);
Tailwind
colors: {
  custom: {
    50: '#6b9daa',
    500: '#1c7587',
    950: '#000000',
  },
}
SCSS
$custom: #1c7587;
$custom-light: #6b9daa;
$custom-dark: #000000;
JSON
{
  "hex": "#1c7587",
  "rgb": {
    "r": 28,
    "g": 117,
    "b": 135
  },
  "hsl": {
    "h": 190.093,
    "s": 65.644,
    "l": 31.961
  },
  "oklch": {
    "l": 0.52052,
    "c": 0.0837,
    "h": 214.9
  },
  "luminance": 0.14719
}

Semantic roles & 50–950 ramp

primary
#1C7587
secondary
#BA5945
accent
#5C3FE9
background
#F6F9FA
surface
#ECF2F4
border
#C7CCCE
text
#080E10
muted
#7A7E7F

Preview Lab

Preview with #1C7587

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

Preview Lab → · Contrast checker → · Palette generator →

#1C7587 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva