#1B65A0#1B65A0

#1B65A0 is a mid, moderate cyan. Relative luminance 0.121; OKLCH L 49.3% C 0.117 H 247.7°. Best body text is #FFFFFF at 6.15:1 contrast (WCAG AA passes).

Color values

HEX#1B65A0
RGBrgb(27, 101, 160)
HSLhsl(207, 71%, 37%)
HSVhsv(207, 83%, 63%)
CMYKcmyk(83.1%, 36.9%, 0%, 37.3%)
CIE-LABlab(41.34, -0.22, -38.12)
CIE-LCHlch(41.34, 38.12, 269.67°)
OKLaboklab(49.32% -0.0445 -0.1086)
OKLCHoklch(49.32% 0.117 247.7)
XYZxyz(11.4484, 12.0770, 34.9786)
Luminance0.1208 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1B65A0 #A0561B
analogous
#1BA099 #1B65A0 #1B22A0
triadic
#1B65A0 #A01B65 #65A01B
tetradic
#1B65A0 #991BA0 #A0561B #22A01B
square
#1B65A0 #991BA0 #A0561B #22A01B
split-complementary
#1B65A0 #A01B22 #A0991B
monochromatic
#092337 #12446C #1B65A0 #2486D4 #53A3E2

Accessibility & contrast

On white

6.15
#1B65A0 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.42
#1B65A0 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B65A0
6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1B65A0#FFFFFF#000000##FFFFFF
##1B65A01.006.153.426.15
#FFFFFF6.151.0021.001.00
#0000003.4221.001.0021.00
##FFFFFF6.151.0021.001.00

Color blindness preview

Protanopia (red-blind)
#4968A2
Deuteranopia (green-blind)
#355C9F
Tritanopia (blue-blind)
#00737B
Achromatopsia (no color)
#616161

Design tokens & code

CSS
--color: #1b65a0;
/* rgb */ color: rgb(27, 101, 160);
/* oklch */ color: oklch(49.3% 0.117 247.7);
Tailwind
colors: {
  custom: {
    50: '#6f90bc',
    500: '#1b65a0',
    950: '#000000',
  },
}
SCSS
$custom: #1b65a0;
$custom-light: #6f90bc;
$custom-dark: #000000;
JSON
{
  "hex": "#1b65a0",
  "rgb": {
    "r": 27,
    "g": 101,
    "b": 160
  },
  "hsl": {
    "h": 206.617,
    "s": 71.123,
    "l": 36.667
  },
  "oklch": {
    "l": 0.49319,
    "c": 0.11743,
    "h": 247.7
  },
  "luminance": 0.12078
}

Semantic roles & 50–950 ramp

primary
#1B65A0
secondary
#C58552
accent
#8A3AEE
background
#F7F8FB
surface
#EDF0F6
border
#C8CBD0
text
#090C12
muted
#7B7D81

Preview Lab

Preview with #1B65A0

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

Preview Lab → · Contrast checker → · Palette generator →

#1B65A0 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva