#1D87A8#1D87A8

#1D87A8 is a mid, moderate cyan. Relative luminance 0.204; OKLCH L 58.2% C 0.102 H 224.7°. Best body text is #000000 at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#1D87A8
RGB	rgb(29, 135, 168)
HSL	hsl(194, 71%, 39%)
HSV	hsv(194, 83%, 66%)
CMYK	cmyk(82.7%, 19.6%, 0%, 34.1%)
CIE-LAB	lab(52.30, -16.98, -25.62)
CIE-LCH	lch(52.30, 30.74, 236.47°)
OKLab	oklab(58.17% -0.0728 -0.0719)
OKLCH	oklch(58.17% 0.102 224.7)
XYZ	xyz(16.2356, 20.4143, 40.1228)
Luminance	0.2042 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D87A8 #A83E1D

analogous

#1DA883 #1D87A8 #1D41A8

triadic

#1D87A8 #A81D87 #87A81D

tetradic

#1D87A8 #831DA8 #A83E1D #41A81D

square

#1D87A8 #831DA8 #A83E1D #41A81D

split-complementary

#1D87A8 #A81D41 #A8831D

monochromatic

#0B3340 #145D74 #1D87A8 #28B0DA #5CC3E3

Accessibility & contrast

On white

4.13

#1D87A8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.08

#1D87A8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1D87A8

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D87A8	#FFFFFF	#000000	##000000
##1D87A8	1.00	4.13	5.08	5.08
#FFFFFF	4.13	1.00	21.00	21.00
#000000	5.08	21.00	1.00	1.00
##000000	5.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7584AA

Deuteranopia (green-blind)

#6377A8

Tritanopia (blue-blind)

#009192

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #1d87a8;
/* rgb */ color: rgb(29, 135, 168);
/* oklch */ color: oklch(58.2% 0.102 224.7);

Tailwind

colors: {
  custom: {
    50: '#72aac2',
    500: '#1d87a8',
    950: '#000000',
  },
}

SCSS

$custom: #1d87a8;
$custom-light: #72aac2;
$custom-dark: #000000;

JSON

{
  "hex": "#1d87a8",
  "rgb": {
    "r": 29,
    "g": 135,
    "b": 168
  },
  "hsl": {
    "h": 194.245,
    "s": 70.558,
    "l": 38.627
  },
  "oklch": {
    "l": 0.58172,
    "c": 0.10233,
    "h": 224.7
  },
  "luminance": 0.20416
}

Semantic roles & 50–950 ramp

primary

#1D87A8

secondary

#C7745A

accent

#653AED

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#091012

muted

#7B7F81

Preview Lab

Preview with #1D87A8

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

Preview Lab → · Contrast checker → · Palette generator →