#1B718D#1B718D

#1B718D is a mid, moderate cyan. Relative luminance 0.140; OKLCH L 51.3% C 0.089 H 225.1°. Best body text is #FFFFFF at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#1B718D
RGB	rgb(27, 113, 141)
HSL	hsl(195, 68%, 33%)
HSV	hsv(195, 81%, 55%)
CMYK	cmyk(80.9%, 19.9%, 0%, 44.7%)
CIE-LAB	lab(44.18, -14.55, -22.35)
CIE-LCH	lch(44.18, 26.67, 236.94°)
OKLab	oklab(51.27% -0.0625 -0.0627)
OKLCH	oklch(51.27% 0.089 225.1)
XYZ	xyz(11.1628, 13.9650, 27.3013)
Luminance	0.1397 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B718D #8D371B

analogous

#1B8D70 #1B718D #1B388D

triadic

#1B718D #8D1B71 #718D1B

tetradic

#1B718D #701B8D #8D371B #388D1B

square

#1B718D #701B8D #8D371B #388D1B

split-complementary

#1B718D #8D1B38 #8D701B

monochromatic

#071F26 #11485A #1B718D #259AC0 #47B7DC

Accessibility & contrast

On white

5.54

#1B718D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.79

#1B718D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B718D

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B718D	#FFFFFF	#000000	##FFFFFF
##1B718D	1.00	5.54	3.79	5.54
#FFFFFF	5.54	1.00	21.00	1.00
#000000	3.79	21.00	1.00	21.00
##FFFFFF	5.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#626F8E

Deuteranopia (green-blind)

#52648D

Tritanopia (blue-blind)

#00797A

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #1b718d;
/* rgb */ color: rgb(27, 113, 141);
/* oklch */ color: oklch(51.3% 0.089 225.1);

Tailwind

colors: {
  custom: {
    50: '#6c9aae',
    500: '#1b718d',
    950: '#000000',
  },
}

SCSS

$custom: #1b718d;
$custom-light: #6c9aae;
$custom-dark: #000000;

JSON

{
  "hex": "#1b718d",
  "rgb": {
    "r": 27,
    "g": 113,
    "b": 141
  },
  "hsl": {
    "h": 194.737,
    "s": 67.857,
    "l": 32.941
  },
  "oklch": {
    "l": 0.51274,
    "c": 0.08855,
    "h": 225.1
  },
  "luminance": 0.13966
}

Semantic roles & 50–950 ramp

primary

#1B718D

secondary

#BD6446

accent

#683DEB

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #1B718D

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

Preview Lab → · Contrast checker → · Palette generator →