#1D87A1#1D87A1

#1D87A1 is a mid, moderate cyan. Relative luminance 0.202; OKLCH L 57.8% C 0.098 H 219.2°. Best body text is #000000 at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#1D87A1
RGB	rgb(29, 135, 161)
HSL	hsl(192, 69%, 37%)
HSV	hsv(192, 82%, 63%)
CMYK	cmyk(82%, 16.1%, 0%, 36.9%)
CIE-LAB	lab(52.02, -19.42, -22.02)
CIE-LCH	lch(52.02, 29.36, 228.59°)
OKLab	oklab(57.85% -0.0756 -0.0616)
OKLCH	oklch(57.85% 0.098 219.2)
XYZ	xyz(15.6010, 20.1604, 36.7804)
Luminance	0.2016 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D87A1 #A1371D

analogous

#1DA179 #1D87A1 #1D45A1

triadic

#1D87A1 #A11D87 #87A11D

tetradic

#1D87A1 #791DA1 #A1371D #45A11D

square

#1D87A1 #791DA1 #A1371D #45A11D

split-complementary

#1D87A1 #A11D45 #A1791D

monochromatic

#0A3039 #145C6D #1D87A1 #26B2D5 #58C6E1

Accessibility & contrast

On white

4.17

#1D87A1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.03

#1D87A1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1D87A1

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D87A1	#FFFFFF	#000000	##000000
##1D87A1	1.00	4.17	5.03	5.03
#FFFFFF	4.17	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)

#7783A2

Deuteranopia (green-blind)

#6677A1

Tritanopia (blue-blind)

#00908F

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #1d87a1;
/* rgb */ color: rgb(29, 135, 161);
/* oklch */ color: oklch(57.8% 0.098 219.2);

Tailwind

colors: {
  custom: {
    50: '#71aabd',
    500: '#1d87a1',
    950: '#000000',
  },
}

SCSS

$custom: #1d87a1;
$custom-light: #71aabd;
$custom-dark: #000000;

JSON

{
  "hex": "#1d87a1",
  "rgb": {
    "r": 29,
    "g": 135,
    "b": 161
  },
  "hsl": {
    "h": 191.818,
    "s": 69.474,
    "l": 37.255
  },
  "oklch": {
    "l": 0.57849,
    "c": 0.0975,
    "h": 219.2
  },
  "luminance": 0.20162
}

Semantic roles & 50–950 ramp

primary

#1D87A1

secondary

#C46B55

accent

#5E3CEC

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#091012

muted

#7B7F81

Preview Lab

Preview with #1D87A1

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

Preview Lab → · Contrast checker → · Palette generator →