#1C4063#1C4063

#1C4063 is a dark, moderate cyan. Relative luminance 0.048; OKLCH L 36.3% C 0.074 H 250.0°. Best body text is #FFFFFF at 10.70:1 contrast (WCAG AA passes).

Color values

HEX#1C4063
RGBrgb(28, 64, 99)
HSLhsl(210, 56%, 25%)
HSVhsv(210, 72%, 39%)
CMYKcmyk(71.7%, 35.4%, 0%, 61.2%)
CIE-LABlab(26.20, -0.16, -24.42)
CIE-LCHlch(26.20, 24.42, 269.63°)
OKLaboklab(36.32% -0.0252 -0.0692)
OKLCHoklch(36.32% 0.074 250)
XYZxyz(4.5636, 4.8140, 12.4907)
Luminance0.0481 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1C4063 #633F1C
analogous
#1C6362 #1C4063 #1C1D63
triadic
#1C4063 #631C40 #40631C
tetradic
#1C4063 #621C63 #633F1C #1D631C
square
#1C4063 #621C63 #633F1C #1D631C
split-complementary
#1C4063 #631C1D #63621C
monochromatic
#070F18 #0F2133 #1C4063 #295F93 #377EC2

Accessibility & contrast

On white

10.70
#1C4063 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.96
#1C4063 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4063
10.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1C4063#FFFFFF#000000##FFFFFF
##1C40631.0010.701.9610.70
#FFFFFF10.701.0021.001.00
#0000001.9621.001.0021.00
##FFFFFF10.701.0021.001.00

Color blindness preview

Protanopia (red-blind)
#314264
Deuteranopia (green-blind)
#273B62
Tritanopia (blue-blind)
#00484D
Achromatopsia (no color)
#3E3E3E

Design tokens & code

CSS
--color: #1c4063;
/* rgb */ color: rgb(28, 64, 99);
/* oklch */ color: oklch(36.3% 0.074 250.0);
Tailwind
colors: {
  custom: {
    50: '#61748f',
    500: '#1c4063',
    950: '#000000',
  },
}
SCSS
$custom: #1c4063;
$custom-light: #61748f;
$custom-dark: #000000;
JSON
{
  "hex": "#1c4063",
  "rgb": {
    "r": 28,
    "g": 64,
    "b": 99
  },
  "hsl": {
    "h": 209.577,
    "s": 55.906,
    "l": 24.902
  },
  "oklch": {
    "l": 0.36318,
    "c": 0.07364,
    "h": 250
  },
  "luminance": 0.04815
}

Semantic roles & 50–950 ramp

primary
#1C4063
secondary
#986D43
accent
#9349DF
background
#F6F7F8
surface
#EBEDF0
border
#C6C8CB
text
#05080C
muted
#7A7B7D

Preview Lab

Preview with #1C4063

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

Preview Lab → · Contrast checker → · Palette generator →

#1C4063 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva