#135B6C#135B6C
#135B6C is a dark, moderate cyan. Relative luminance 0.087; OKLCH L 43.7% C 0.072 H 218.0°. Best body text is #FFFFFF at 7.66:1 contrast (WCAG AA passes).
Color values
| HEX | #135B6C |
|---|---|
| RGB | rgb(19, 91, 108) |
| HSL | hsl(191, 70%, 25%) |
| HSV | hsv(191, 82%, 42%) |
| CMYK | cmyk(82.4%, 15.7%, 0%, 57.6%) |
| CIE-LAB | lab(35.41, -14.87, -15.82) |
| CIE-LCH | lch(35.41, 21.71, 226.78°) |
| OKLab | oklab(43.72% -0.0567 -0.0442) |
| OKLCH | oklch(43.72% 0.072 218) |
| XYZ | xyz(6.7153, 8.7025, 15.5103) |
| Luminance | 0.0870 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Petrol
#005F6A
ΔE00 3.96
Deep Teal
#00555A
ΔE00 6.56
Darkslategray
#2F4F4F
ΔE00 8.75
Dark Aqua
#05696B
ΔE00 9.20
Dark Teal
#014D4E
ΔE00 9.23
Dark Turquoise
#045C5A
ΔE00 9.68
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#135B6C #6C2413
analogous
#136C51 #135B6C #132E6C
triadic
#135B6C #6C135B #5B6C13
tetradic
#135B6C #51136C #6C2413 #2E6C13
square
#135B6C #51136C #6C2413 #2E6C13
split-complementary
#135B6C #6C132E #6C5113
monochromatic
#05161A #0A2F38 #135B6C #1C87A0 #25B3D4
Accessibility & contrast
On white
7.66
#135B6C on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.74
#135B6C on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #135B6C
7.66:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##135B6C | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##135B6C | 1.00 | 7.66 | 2.74 | 7.66 |
| #FFFFFF | 7.66 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.74 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.66 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#50586D
Deuteranopia (green-blind)
#44506C
Tritanopia (blue-blind)
#006160
Achromatopsia (no color)
#535353
Design tokens & code
CSS
--color: #135b6c; /* rgb */ color: rgb(19, 91, 108); /* oklch */ color: oklch(43.7% 0.072 218.0);
Tailwind
colors: {
custom: {
50: '#628996',
500: '#135b6c',
950: '#000000',
},
}SCSS
$custom: #135b6c; $custom-light: #628996; $custom-dark: #000000;
JSON
{
"hex": "#135b6c",
"rgb": {
"r": 19,
"g": 91,
"b": 108
},
"hsl": {
"h": 191.461,
"s": 70.079,
"l": 24.902
},
"oklch": {
"l": 0.43716,
"c": 0.07188,
"h": 218
},
"luminance": 0.08703
}Semantic roles & 50–950 ramp
primary
#135B6C
secondary
#A34C38
accent
#5D3BED
background
#F6F8F9
surface
#EBF0F1
border
#C6CBCB
text
#060B0D
muted
#7A7C7E