#1B7185#1B7185

#1B7185 is a mid, moderate cyan. Relative luminance 0.137; OKLCH L 50.9% C 0.083 H 217.5°. Best body text is #FFFFFF at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#1B7185
RGB	rgb(27, 113, 133)
HSL	hsl(191, 66%, 31%)
HSV	hsv(191, 80%, 52%)
CMYK	cmyk(79.7%, 15%, 0%, 47.8%)
CIE-LAB	lab(43.85, -17.39, -18.09)
CIE-LCH	lch(43.85, 25.09, 226.13°)
OKLab	oklab(50.9% -0.0658 -0.0505)
OKLCH	oklch(50.9% 0.083 217.5)
XYZ	xyz(10.5890, 13.7354, 24.2789)
Luminance	0.1374 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B7185 #852F1B

analogous

#1B8564 #1B7185 #1B3C85

triadic

#1B7185 #851B71 #71851B

tetradic

#1B7185 #641B85 #852F1B #3C851B

square

#1B7185 #641B85 #852F1B #3C851B

split-complementary

#1B7185 #851B3C #85641B

monochromatic

#061B1F #114652 #1B7185 #259CB8 #42BCD9

Accessibility & contrast

On white

5.60

#1B7185 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#1B7185 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B7185

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B7185	#FFFFFF	#000000	##FFFFFF
##1B7185	1.00	5.60	3.75	5.60
#FFFFFF	5.60	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#646D86

Deuteranopia (green-blind)

#566385

Tritanopia (blue-blind)

#007877

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #1b7185;
/* rgb */ color: rgb(27, 113, 133);
/* oklch */ color: oklch(50.9% 0.083 217.5);

Tailwind

colors: {
  custom: {
    50: '#6a9aa8',
    500: '#1b7185',
    950: '#000000',
  },
}

SCSS

$custom: #1b7185;
$custom-light: #6a9aa8;
$custom-dark: #000000;

JSON

{
  "hex": "#1b7185",
  "rgb": {
    "r": 27,
    "g": 113,
    "b": 133
  },
  "hsl": {
    "h": 191.321,
    "s": 66.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.50898,
    "c": 0.08296,
    "h": 217.5
  },
  "luminance": 0.13737
}

Semantic roles & 50–950 ramp

primary

#1B7185

secondary

#B85A44

accent

#5F3FE9

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#080E0F

muted

#7A7E7F

Preview Lab

Preview with #1B7185

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

Preview Lab → · Contrast checker → · Palette generator →