#135A69
Closest named color: Petrol (#005F6A). oklch(43.3% 0.07 215.7), rgb(19, 90, 105).
Aa
White text reads best on this color (7.79:1).
About this color
#135A69 is a dark, moderately saturated teal or cyan. In OKLCH its lightness is 43%, its chroma 0.070 and its hue 216°. Its hue sits on the cool side of the wheel. The nearest named color is Petrol (#005F6A), ΔE 0.016 away. White text reads best on it, at 7.79:1.
| Hue family | Teals and cyans |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.070) |
| Temperature | cool |
| Nearest name | Petrol (#005F6A) |
| Black text | 2.69:1 |
| White text | 7.79:1 |
Values
| HEX | #135A69 |
| RGB | rgb(19, 90, 105) |
| HSL | hsl(190, 69%, 24%) |
| OKLCH | oklch(43.3% 0.07 215.7) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #135A69 | 7.79:1 | AAA | Lc -91.5 | Preferred for body text |
| Black text on #135A69 | 2.69:1 | Fails | Lc 17.3 | Dividers and decoration only |
| #135A69 text on white | 7.79:1 | AAA | Lc 86.7 | Fine for body text |
| #135A69 text on black | 2.69:1 | Fails | Lc -15.4 | Dividers and decoration only |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 800.
-
Step 50
50
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E2ECEF
oklch(93.6% 0.011 217.5)
-
Step 200
200
#C9DDE3
oklch(88.4% 0.023 217.7)
-
Step 300
300
#A4C8D2
oklch(81% 0.041 216.5)
-
Step 400
400
#70ABBB
oklch(70.7% 0.065 216.7)
-
Step 500
500
#4596AA
oklch(63.1% 0.084 216.4)
-
Step 600
600
#1D8095
oklch(55.5% 0.091 216)
-
Step 700
700
#0A6C7F
oklch(49% 0.085 216)
-
Step 800
800 (this color)
#135A69
oklch(43.3% 0.07 215.7)
-
Step 900
900
#184954
oklch(37.8% 0.055 215.3)
-
Step 950
950
#102B31
oklch(27.1% 0.034 214.3)
#135A69 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #50576A | 0.062 |
| Deuteranopia (no green cones) | #444F69 | 0.055 |
| Tritanopia (no blue cones) | #005F5F | 0.028 |
| Achromatopsia (no color) | #525252 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #135A69
#135A69
oklch(43.3% 0.07 215.7)
- #724235
#724235
oklch(43.3% 0.07 36)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #135A69, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Petrol #005F6A ΔE 0.016
- Deep Teal #00555A ΔE 0.029
- Dark Aqua #05696B ΔE 0.047
- Dark Slate Gray #2F4F4F ΔE 0.048
- Dark Green Blue #1F6357 ΔE 0.049
- YInMn Blue #415A77 ΔE 0.050
- Deep Sea Blue #015482 ΔE 0.051
- Dark Blue Green #005249 ΔE 0.056
Use #135A69 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.