#1B6497#1B6497

#1B6497 is a mid, moderate cyan. Relative luminance 0.116; OKLCH L 48.5% C 0.107 H 244.4°. Best body text is #FFFFFF at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#1B6497
RGB	rgb(27, 100, 151)
HSL	hsl(205, 70%, 35%)
HSV	hsv(205, 82%, 59%)
CMYK	cmyk(82.1%, 33.8%, 0%, 40.8%)
CIE-LAB	lab(40.54, -3.09, -34.02)
CIE-LCH	lch(40.54, 34.16, 264.80°)
OKLab	oklab(48.53% -0.0463 -0.0967)
OKLCH	oklch(48.53% 0.107 244.4)
XYZ	xyz(10.5929, 11.5804, 30.9491)
Luminance	0.1158 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B6497 #974E1B

analogous

#1B978C #1B6497 #1B2697

triadic

#1B6497 #971B64 #64971B

tetradic

#1B6497 #8C1B97 #974E1B #26971B

square

#1B6497 #8C1B97 #974E1B #26971B

split-complementary

#1B6497 #971B26 #978C1B

monochromatic

#081F2F #124263 #1B6497 #2486CB #4DA3DF

Accessibility & contrast

On white

6.33

#1B6497 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#1B6497 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B6497

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B6497	#FFFFFF	#000000	##FFFFFF
##1B6497	1.00	6.33	3.32	6.33
#FFFFFF	6.33	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C6699

Deuteranopia (green-blind)

#3B5B96

Tritanopia (blue-blind)

#007076

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #1b6497;
/* rgb */ color: rgb(27, 100, 151);
/* oklch */ color: oklch(48.5% 0.107 244.4);

Tailwind

colors: {
  custom: {
    50: '#6d8fb6',
    500: '#1b6497',
    950: '#000000',
  },
}

SCSS

$custom: #1b6497;
$custom-light: #6d8fb6;
$custom-dark: #000000;

JSON

{
  "hex": "#1b6497",
  "rgb": {
    "r": 27,
    "g": 100,
    "b": 151
  },
  "hsl": {
    "h": 204.677,
    "s": 69.663,
    "l": 34.902
  },
  "oklch": {
    "l": 0.48532,
    "c": 0.10718,
    "h": 244.4
  },
  "luminance": 0.11582
}

Semantic roles & 50–950 ramp

primary

#1B6497

secondary

#C17D4C

accent

#843BEC

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#080C11

muted

#7B7D80

Preview Lab

Preview with #1B6497

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

Preview Lab → · Contrast checker → · Palette generator →