#1B7487#1B7487

#1B7487 is a mid, moderate cyan. Relative luminance 0.145; OKLCH L 51.8% C 0.084 H 216.0°. Best body text is #FFFFFF at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#1B7487
RGB	rgb(27, 116, 135)
HSL	hsl(191, 67%, 32%)
HSV	hsv(191, 80%, 53%)
CMYK	cmyk(80%, 14.1%, 0%, 47.1%)
CIE-LAB	lab(44.90, -18.34, -17.67)
CIE-LCH	lch(44.90, 25.47, 223.94°)
OKLab	oklab(51.77% -0.068 -0.0493)
OKLCH	oklch(51.77% 0.084 216)
XYZ	xyz(11.0687, 14.4717, 25.1269)
Luminance	0.1447 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B7487 #872E1B

analogous

#1B8764 #1B7487 #1B3E87

triadic

#1B7487 #871B74 #74871B

tetradic

#1B7487 #641B87 #872E1B #3E871B

square

#1B7487 #641B87 #872E1B #3E871B

split-complementary

#1B7487 #871B3E #87641B

monochromatic

#071C21 #114854 #1B7487 #25A0BA #43BFD9

Accessibility & contrast

On white

5.39

#1B7487 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#1B7487 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B7487

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B7487	#FFFFFF	#000000	##FFFFFF
##1B7487	1.00	5.39	3.89	5.39
#FFFFFF	5.39	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#677088

Deuteranopia (green-blind)

#596687

Tritanopia (blue-blind)

#007B7A

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #1b7487;
/* rgb */ color: rgb(27, 116, 135);
/* oklch */ color: oklch(51.8% 0.084 216.0);

Tailwind

colors: {
  custom: {
    50: '#6b9caa',
    500: '#1b7487',
    950: '#000000',
  },
}

SCSS

$custom: #1b7487;
$custom-light: #6b9caa;
$custom-dark: #000000;

JSON

{
  "hex": "#1b7487",
  "rgb": {
    "r": 27,
    "g": 116,
    "b": 135
  },
  "hsl": {
    "h": 190.556,
    "s": 66.667,
    "l": 31.765
  },
  "oklch": {
    "l": 0.5177,
    "c": 0.08404,
    "h": 216
  },
  "luminance": 0.14473
}

Semantic roles & 50–950 ramp

primary

#1B7487

secondary

#BA5944

accent

#5C3EEA

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#080E10

muted

#7A7E7F

Preview Lab

Preview with #1B7487

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

Preview Lab → · Contrast checker → · Palette generator →