#1B6D8D#1B6D8D
#1B6D8D is a mid, moderate cyan. Relative luminance 0.131; OKLCH L 50.2% C 0.090 H 229.5°. Best body text is #FFFFFF at 5.80:1 contrast (WCAG AA passes).
Color values
| HEX | #1B6D8D |
|---|---|
| RGB | rgb(27, 109, 141) |
| HSL | hsl(197, 68%, 33%) |
| HSV | hsv(197, 81%, 55%) |
| CMYK | cmyk(80.9%, 22.7%, 0%, 44.7%) |
| CIE-LAB | lab(42.90, -12.26, -24.34) |
| CIE-LCH | lch(42.90, 27.25, 243.26°) |
| OKLab | oklab(50.25% -0.0585 -0.0685) |
| OKLCH | oklch(50.25% 0.09 229.5) |
| XYZ | xyz(10.7264, 13.0921, 27.1558) |
| Luminance | 0.1309 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Sea Blue
#047495
ΔE00 2.71
Ocean Blue (survey)
#03719C
ΔE00 3.29
Peacock Blue
#016795
ΔE00 4.75
Ugly Blue
#31668A
ΔE00 4.95
Cerulean
#007BA7
ΔE00 5.83
Metallic Blue
#4F738E
ΔE00 6.87
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1B6D8D #8D3B1B
analogous
#1B8D74 #1B6D8D #1B348D
triadic
#1B6D8D #8D1B6D #6D8D1B
tetradic
#1B6D8D #741B8D #8D3B1B #348D1B
square
#1B6D8D #741B8D #8D3B1B #348D1B
split-complementary
#1B6D8D #8D1B34 #8D741B
monochromatic
#071E26 #11455A #1B6D8D #2595C0 #47B2DC
Accessibility & contrast
On white
5.80
#1B6D8D on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.62
#1B6D8D on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #1B6D8D
5.80:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1B6D8D | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1B6D8D | 1.00 | 5.80 | 3.62 | 5.80 |
| #FFFFFF | 5.80 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.62 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.80 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5C6B8F
Deuteranopia (green-blind)
#4D618D
Tritanopia (blue-blind)
#007678
Achromatopsia (no color)
#656565
Design tokens & code
CSS
--color: #1b6d8d; /* rgb */ color: rgb(27, 109, 141); /* oklch */ color: oklch(50.2% 0.090 229.5);
Tailwind
colors: {
custom: {
50: '#6b96ae',
500: '#1b6d8d',
950: '#000000',
},
}SCSS
$custom: #1b6d8d; $custom-light: #6b96ae; $custom-dark: #000000;
JSON
{
"hex": "#1b6d8d",
"rgb": {
"r": 27,
"g": 109,
"b": 141
},
"hsl": {
"h": 196.842,
"s": 67.857,
"l": 32.941
},
"oklch": {
"l": 0.50248,
"c": 0.09003,
"h": 229.5
},
"luminance": 0.13093
}Semantic roles & 50–950 ramp
primary
#1B6D8D
secondary
#BD6846
accent
#6E3DEB
background
#F6F9FA
surface
#ECF2F4
border
#C7CCCE
text
#080D10
muted
#7A7E7F