#1B718E#1B718E

#1B718E is a mid, moderate cyan. Relative luminance 0.140; OKLCH L 51.3% C 0.089 H 226.0°. Best body text is #FFFFFF at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#1B718E
RGB	rgb(27, 113, 142)
HSL	hsl(195, 68%, 33%)
HSV	hsv(195, 81%, 56%)
CMYK	cmyk(81%, 20.4%, 0%, 44.3%)
CIE-LAB	lab(44.23, -14.19, -22.88)
CIE-LCH	lch(44.23, 26.92, 238.20°)
OKLab	oklab(51.32% -0.0621 -0.0642)
OKLCH	oklch(51.32% 0.089 226)
XYZ	xyz(11.2376, 13.9949, 27.6949)
Luminance	0.1400 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B718E #8E381B

analogous

#1B8E71 #1B718E #1B388E

triadic

#1B718E #8E1B71 #718E1B

tetradic

#1B718E #711B8E #8E381B #388E1B

square

#1B718E #711B8E #8E381B #388E1B

split-complementary

#1B718E #8E1B38 #8E711B

monochromatic

#071F27 #11485B #1B718E #259AC1 #47B7DC

Accessibility & contrast

On white

5.53

#1B718E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.80

#1B718E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B718E

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B718E	#FFFFFF	#000000	##FFFFFF
##1B718E	1.00	5.53	3.80	5.53
#FFFFFF	5.53	1.00	21.00	1.00
#000000	3.80	21.00	1.00	21.00
##FFFFFF	5.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#616F8F

Deuteranopia (green-blind)

#52648E

Tritanopia (blue-blind)

#00797B

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #1b718e;
/* rgb */ color: rgb(27, 113, 142);
/* oklch */ color: oklch(51.3% 0.089 226.0);

Tailwind

colors: {
  custom: {
    50: '#6c99af',
    500: '#1b718e',
    950: '#000000',
  },
}

SCSS

$custom: #1b718e;
$custom-light: #6c99af;
$custom-dark: #000000;

JSON

{
  "hex": "#1b718e",
  "rgb": {
    "r": 27,
    "g": 113,
    "b": 142
  },
  "hsl": {
    "h": 195.13,
    "s": 68.047,
    "l": 33.137
  },
  "oklch": {
    "l": 0.51322,
    "c": 0.08936,
    "h": 226
  },
  "luminance": 0.13996
}

Semantic roles & 50–950 ramp

primary

#1B718E

secondary

#BE6547

accent

#693DEB

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #1B718E

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

Preview Lab → · Contrast checker → · Palette generator →