#1B6E9F#1B6E9F

#1B6E9F is a mid, moderate cyan. Relative luminance 0.139; OKLCH L 51.5% C 0.108 H 240.6°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#1B6E9F
RGB	rgb(27, 110, 159)
HSL	hsl(202, 71%, 36%)
HSV	hsv(202, 83%, 62%)
CMYK	cmyk(83%, 30.8%, 0%, 37.6%)
CIE-LAB	lab(44.07, -6.13, -33.21)
CIE-LCH	lch(44.07, 33.77, 259.54°)
OKLab	oklab(51.46% -0.053 -0.0942)
OKLCH	oklch(51.46% 0.108 240.6)
XYZ	xyz(12.2835, 13.8865, 34.8271)
Luminance	0.1389 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B6E9F #9F4C1B

analogous

#1B9F8E #1B6E9F #1B2C9F

triadic

#1B6E9F #9F1B6E #6E9F1B

tetradic

#1B6E9F #8E1B9F #9F4C1B #2C9F1B

square

#1B6E9F #8E1B9F #9F4C1B #2C9F1B

split-complementary

#1B6E9F #9F1B2C #9F8E1B

monochromatic

#092636 #124A6B #1B6E9F #2492D3 #53ADE2

Accessibility & contrast

On white

5.56

#1B6E9F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#1B6E9F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B6E9F

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B6E9F	#FFFFFF	#000000	##FFFFFF
##1B6E9F	1.00	5.56	3.78	5.56
#FFFFFF	5.56	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#576FA1

Deuteranopia (green-blind)

#45639E

Tritanopia (blue-blind)

#007A7F

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #1b6e9f;
/* rgb */ color: rgb(27, 110, 159);
/* oklch */ color: oklch(51.5% 0.108 240.6);

Tailwind

colors: {
  custom: {
    50: '#6f97bb',
    500: '#1b6e9f',
    950: '#000000',
  },
}

SCSS

$custom: #1b6e9f;
$custom-light: #6f97bb;
$custom-dark: #000000;

JSON

{
  "hex": "#1b6e9f",
  "rgb": {
    "r": 27,
    "g": 110,
    "b": 159
  },
  "hsl": {
    "h": 202.273,
    "s": 70.968,
    "l": 36.471
  },
  "oklch": {
    "l": 0.51459,
    "c": 0.10808,
    "h": 240.6
  },
  "luminance": 0.13888
}

Semantic roles & 50–950 ramp

primary

#1B6E9F

secondary

#C57C51

accent

#7D3AEE

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090D12

muted

#7B7E81

Preview Lab

Preview with #1B6E9F

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

Preview Lab → · Contrast checker → · Palette generator →