#1D87A0#1D87A0

#1D87A0 is a mid, moderate cyan. Relative luminance 0.201; OKLCH L 57.8% C 0.097 H 218.4°. Best body text is #000000 at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#1D87A0
RGB	rgb(29, 135, 160)
HSL	hsl(191, 69%, 37%)
HSV	hsv(191, 82%, 63%)
CMYK	cmyk(81.9%, 15.6%, 0%, 37.3%)
CIE-LAB	lab(51.98, -19.76, -21.50)
CIE-LCH	lch(51.98, 29.20, 227.41°)
OKLab	oklab(57.8% -0.076 -0.0601)
OKLCH	oklch(57.8% 0.097 218.4)
XYZ	xyz(15.5131, 20.1253, 36.3178)
Luminance	0.2013 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D87A0 #A0361D

analogous

#1DA077 #1D87A0 #1D46A0

triadic

#1D87A0 #A01D87 #87A01D

tetradic

#1D87A0 #771DA0 #A0361D #46A01D

square

#1D87A0 #771DA0 #A0361D #46A01D

split-complementary

#1D87A0 #A01D46 #A0771D

monochromatic

#0A3038 #145B6C #1D87A0 #26B3D4 #57C6E1

Accessibility & contrast

On white

4.18

#1D87A0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.03

#1D87A0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1D87A0

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D87A0	#FFFFFF	#000000	##000000
##1D87A0	1.00	4.18	5.03	5.03
#FFFFFF	4.18	1.00	21.00	21.00
#000000	5.03	21.00	1.00	1.00
##000000	5.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7783A1

Deuteranopia (green-blind)

#6677A0

Tritanopia (blue-blind)

#008F8F

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #1d87a0;
/* rgb */ color: rgb(29, 135, 160);
/* oklch */ color: oklch(57.8% 0.097 218.4);

Tailwind

colors: {
  custom: {
    50: '#71aabc',
    500: '#1d87a0',
    950: '#000000',
  },
}

SCSS

$custom: #1d87a0;
$custom-light: #71aabc;
$custom-dark: #000000;

JSON

{
  "hex": "#1d87a0",
  "rgb": {
    "r": 29,
    "g": 135,
    "b": 160
  },
  "hsl": {
    "h": 191.45,
    "s": 69.312,
    "l": 37.059
  },
  "oklch": {
    "l": 0.57804,
    "c": 0.09689,
    "h": 218.4
  },
  "luminance": 0.20127
}

Semantic roles & 50–950 ramp

primary

#1D87A0

secondary

#C46A55

accent

#5D3CEC

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#091012

muted

#7B7F81

Preview Lab

Preview with #1D87A0

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

Preview Lab → · Contrast checker → · Palette generator →