#135B6B#135B6B
#135B6B is a dark, moderate cyan. Relative luminance 0.087; OKLCH L 43.7% C 0.071 H 216.8°. Best body text is #FFFFFF at 7.67:1 contrast (WCAG AA passes).
Color values
| HEX | #135B6B |
|---|---|
| RGB | rgb(19, 91, 107) |
| HSL | hsl(191, 70%, 25%) |
| HSV | hsv(191, 82%, 42%) |
| CMYK | cmyk(82.2%, 15%, 0%, 58%) |
| CIE-LAB | lab(35.36, -15.24, -15.27) |
| CIE-LCH | lch(35.36, 21.57, 225.06°) |
| OKLab | oklab(43.67% -0.0571 -0.0426) |
| OKLCH | oklch(43.67% 0.071 216.8) |
| XYZ | xyz(6.6624, 8.6813, 15.2316) |
| Luminance | 0.0868 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Petrol
#005F6A
ΔE00 3.54
Deep Teal
#00555A
ΔE00 6.11
Darkslategray
#2F4F4F
ΔE00 8.45
Dark Aqua
#05696B
ΔE00 8.81
Dark Teal
#014D4E
ΔE00 8.82
Dark Turquoise
#045C5A
ΔE00 9.21
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#135B6B #6B2313
analogous
#136B4F #135B6B #132F6B
triadic
#135B6B #6B135B #5B6B13
tetradic
#135B6B #4F136B #6B2313 #2F6B13
square
#135B6B #4F136B #6B2313 #2F6B13
split-complementary
#135B6B #6B132F #6B4F13
monochromatic
#05161A #0A2F37 #135B6B #1C879F #25B3D3
Accessibility & contrast
On white
7.67
#135B6B on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.74
#135B6B on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #135B6B
7.67:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##135B6B | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##135B6B | 1.00 | 7.67 | 2.74 | 7.67 |
| #FFFFFF | 7.67 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.74 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.67 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#50586C
Deuteranopia (green-blind)
#454F6B
Tritanopia (blue-blind)
#006160
Achromatopsia (no color)
#535353
Design tokens & code
CSS
--color: #135b6b; /* rgb */ color: rgb(19, 91, 107); /* oklch */ color: oklch(43.7% 0.071 216.8);
Tailwind
colors: {
custom: {
50: '#628995',
500: '#135b6b',
950: '#000000',
},
}SCSS
$custom: #135b6b; $custom-light: #628995; $custom-dark: #000000;
JSON
{
"hex": "#135b6b",
"rgb": {
"r": 19,
"g": 91,
"b": 107
},
"hsl": {
"h": 190.909,
"s": 69.841,
"l": 24.706
},
"oklch": {
"l": 0.43669,
"c": 0.07127,
"h": 216.8
},
"luminance": 0.08682
}Semantic roles & 50–950 ramp
primary
#135B6B
secondary
#A24B38
accent
#5B3BED
background
#F6F8F9
surface
#EBF0F1
border
#C6CBCB
text
#060B0D
muted
#7A7C7E