#1B87A7#1B87A7

#1B87A7 is a mid, moderate cyan. Relative luminance 0.204; OKLCH L 58.1% C 0.102 H 223.7°. Best body text is #000000 at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#1B87A7
RGB	rgb(27, 135, 167)
HSL	hsl(194, 72%, 38%)
HSV	hsv(194, 84%, 65%)
CMYK	cmyk(83.8%, 19.2%, 0%, 34.5%)
CIE-LAB	lab(52.23, -17.51, -25.16)
CIE-LCH	lch(52.23, 30.65, 235.17°)
OKLab	oklab(58.09% -0.0738 -0.0706)
OKLCH	oklch(58.09% 0.102 223.7)
XYZ	xyz(16.0881, 20.3489, 39.6315)
Luminance	0.2035 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B87A7 #A73B1B

analogous

#1BA781 #1B87A7 #1B41A7

triadic

#1B87A7 #A71B87 #87A71B

tetradic

#1B87A7 #811BA7 #A73B1B #41A71B

square

#1B87A7 #811BA7 #A73B1B #41A71B

split-complementary

#1B87A7 #A71B41 #A7811B

monochromatic

#0A323E #125C72 #1B87A7 #24B2DC #58C4E4

Accessibility & contrast

On white

4.14

#1B87A7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.07

#1B87A7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B87A7

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B87A7	#FFFFFF	#000000	##000000
##1B87A7	1.00	4.14	5.07	5.07
#FFFFFF	4.14	1.00	21.00	21.00
#000000	5.07	21.00	1.00	1.00
##000000	5.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7584A9

Deuteranopia (green-blind)

#6377A7

Tritanopia (blue-blind)

#009191

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #1b87a7;
/* rgb */ color: rgb(27, 135, 167);
/* oklch */ color: oklch(58.1% 0.102 223.7);

Tailwind

colors: {
  custom: {
    50: '#72aac1',
    500: '#1b87a7',
    950: '#000000',
  },
}

SCSS

$custom: #1b87a7;
$custom-light: #72aac1;
$custom-dark: #000000;

JSON

{
  "hex": "#1b87a7",
  "rgb": {
    "r": 27,
    "g": 135,
    "b": 167
  },
  "hsl": {
    "h": 193.714,
    "s": 72.165,
    "l": 38.039
  },
  "oklch": {
    "l": 0.5809,
    "c": 0.10216,
    "h": 223.7
  },
  "luminance": 0.20351
}

Semantic roles & 50–950 ramp

primary

#1B87A7

secondary

#C87056

accent

#6339EF

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#091012

muted

#7B7F81

Preview Lab

Preview with #1B87A7

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

Preview Lab → · Contrast checker → · Palette generator →