#1B7385#1B7385

#1B7385 is a mid, moderate cyan. Relative luminance 0.142; OKLCH L 51.4% C 0.083 H 215.1°. Best body text is #FFFFFF at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#1B7385
RGB	rgb(27, 115, 133)
HSL	hsl(190, 66%, 31%)
HSV	hsv(190, 80%, 52%)
CMYK	cmyk(79.7%, 13.5%, 0%, 47.8%)
CIE-LAB	lab(44.50, -18.49, -17.09)
CIE-LCH	lch(44.50, 25.18, 222.76°)
OKLab	oklab(51.42% -0.0679 -0.0477)
OKLCH	oklch(51.42% 0.083 215.1)
XYZ	xyz(10.8146, 14.1866, 24.3541)
Luminance	0.1419 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B7385 #852D1B

analogous

#1B8562 #1B7385 #1B3E85

triadic

#1B7385 #851B73 #73851B

tetradic

#1B7385 #621B85 #852D1B #3E851B

square

#1B7385 #621B85 #852D1B #3E851B

split-complementary

#1B7385 #851B3E #85621B

monochromatic

#061B1F #114752 #1B7385 #259FB8 #42BFD9

Accessibility & contrast

On white

5.47

#1B7385 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.84

#1B7385 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B7385

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B7385	#FFFFFF	#000000	##FFFFFF
##1B7385	1.00	5.47	3.84	5.47
#FFFFFF	5.47	1.00	21.00	1.00
#000000	3.84	21.00	1.00	21.00
##FFFFFF	5.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#666F86

Deuteranopia (green-blind)

#586585

Tritanopia (blue-blind)

#007A79

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #1b7385;
/* rgb */ color: rgb(27, 115, 133);
/* oklch */ color: oklch(51.4% 0.083 215.1);

Tailwind

colors: {
  custom: {
    50: '#6a9ba8',
    500: '#1b7385',
    950: '#000000',
  },
}

SCSS

$custom: #1b7385;
$custom-light: #6a9ba8;
$custom-dark: #000000;

JSON

{
  "hex": "#1b7385",
  "rgb": {
    "r": 27,
    "g": 115,
    "b": 133
  },
  "hsl": {
    "h": 190.189,
    "s": 66.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.5142,
    "c": 0.08296,
    "h": 215.1
  },
  "luminance": 0.14188
}

Semantic roles & 50–950 ramp

primary

#1B7385

secondary

#B85744

accent

#5C3FE9

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#080E0F

muted

#7A7E7F

Preview Lab

Preview with #1B7385

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

Preview Lab → · Contrast checker → · Palette generator →