#1D87A4#1D87A4
#1D87A4 is a mid, moderate cyan. Relative luminance 0.203; OKLCH L 58.0% C 0.099 H 221.6°. Best body text is #000000 at 5.05:1 contrast (WCAG AA passes).
Color values
| HEX | #1D87A4 |
|---|---|
| RGB | rgb(29, 135, 164) |
| HSL | hsl(193, 70%, 38%) |
| HSV | hsv(193, 82%, 64%) |
| CMYK | cmyk(82.3%, 17.7%, 0%, 35.7%) |
| CIE-LAB | lab(52.14, -18.38, -23.57) |
| CIE-LCH | lch(52.14, 29.89, 232.05°) |
| OKLab | oklab(57.99% -0.0743 -0.066) |
| OKLCH | oklch(57.99% 0.099 221.6) |
| XYZ | xyz(15.8687, 20.2675, 38.1904) |
| Luminance | 0.2027 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Teal Blue
#01889F
ΔE00 2.87
Dirty Blue
#3F829D
ΔE00 3.34
Ocean
#017B92
ΔE00 5.25
Cerulean
#007BA7
ΔE00 6.68
Sea Blue
#047495
ΔE00 7.31
Stormy Blue
#507B9C
ΔE00 9.03
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1D87A4 #A43A1D
analogous
#1DA47D #1D87A4 #1D43A4
triadic
#1D87A4 #A41D87 #87A41D
tetradic
#1D87A4 #7D1DA4 #A43A1D #43A41D
square
#1D87A4 #7D1DA4 #A43A1D #43A41D
split-complementary
#1D87A4 #A41D43 #A47D1D
monochromatic
#0B313C #145C70 #1D87A4 #26B2D8 #5AC5E2
Accessibility & contrast
On white
4.16
#1D87A4 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.05
#1D87A4 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #1D87A4
5.05:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1D87A4 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##1D87A4 | 1.00 | 4.16 | 5.05 | 5.05 |
| #FFFFFF | 4.16 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.05 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.05 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#7683A6
Deuteranopia (green-blind)
#6477A4
Tritanopia (blue-blind)
#009090
Achromatopsia (no color)
#7C7C7C
Design tokens & code
CSS
--color: #1d87a4; /* rgb */ color: rgb(29, 135, 164); /* oklch */ color: oklch(58.0% 0.099 221.6);
Tailwind
colors: {
custom: {
50: '#72aabf',
500: '#1d87a4',
950: '#000000',
},
}SCSS
$custom: #1d87a4; $custom-light: #72aabf; $custom-dark: #000000;
JSON
{
"hex": "#1d87a4",
"rgb": {
"r": 29,
"g": 135,
"b": 164
},
"hsl": {
"h": 192.889,
"s": 69.948,
"l": 37.843
},
"oklch": {
"l": 0.57986,
"c": 0.09945,
"h": 221.6
},
"luminance": 0.20269
}Semantic roles & 50–950 ramp
primary
#1D87A4
secondary
#C66F57
accent
#613BED
background
#F7FAFB
surface
#EEF4F7
border
#C9CED0
text
#091012
muted
#7B7F81