#145F60
Closest named color: Petrol (#005F6A). oklch(44.3% 0.069 196.3), rgb(20, 95, 96).
Aa
White text reads best on this color (7.40:1).
About this color
#145F60 is a dark, muted teal or cyan. In OKLCH its lightness is 44%, its chroma 0.069 and its hue 196°. Its hue sits on the cool side of the wheel. The nearest named color is Petrol (#005F6A), ΔE 0.017 away. White text reads best on it, at 7.40:1.
| Hue family | Teals and cyans |
| Lightness | dark (44%) |
| Chroma | muted (0.069) |
| Temperature | cool |
| Nearest name | Petrol (#005F6A) |
| Black text | 2.83:1 |
| White text | 7.40:1 |
Values
| HEX | #145F60 |
| RGB | rgb(20, 95, 96) |
| HSL | hsl(181, 66%, 23%) |
| OKLCH | oklch(44.3% 0.069 196.3) |
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 #145F60 | 7.40:1 | AAA | Lc -90.3 | Preferred for body text |
| Black text on #145F60 | 2.83:1 | Fails | Lc 18.6 | Dividers and decoration only |
| #145F60 text on white | 7.40:1 | AAA | Lc 85.4 | Fine for body text |
| #145F60 text on black | 2.83:1 | Fails | Lc -16.6 | 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
#F2F7F7
oklch(97.2% 0.005 197.1)
-
Step 100
100
#E1ECEC
oklch(93.5% 0.012 197)
-
Step 200
200
#C9DEDE
oklch(88.5% 0.022 196.8)
-
Step 300
300
#A3C9C9
oklch(80.8% 0.04 196.4)
-
Step 400
400
#6FADAE
oklch(70.6% 0.064 197.1)
-
Step 500
500
#43999A
oklch(63.1% 0.082 196.3)
-
Step 600
600
#178385
oklch(55.5% 0.09 196.9)
-
Step 700
700
#016F70
oklch(49.1% 0.083 195.9)
-
Step 800
800 (this color)
#145F60
oklch(44.3% 0.069 196.3)
-
Step 900
900
#164A4B
oklch(37.6% 0.054 196.9)
-
Step 950
950
#0F2C2C
oklch(27.1% 0.035 195.3)
#145F60 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) | #585A60 | 0.072 |
| Deuteranopia (no green cones) | #4D5260 | 0.066 |
| Tritanopia (no blue cones) | #00625F | 0.012 |
| Achromatopsia (no color) | #555555 | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #145F60
#145F60
oklch(44.3% 0.069 196.3)
- #754346
#754346
oklch(44.4% 0.069 16.4)
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 #145F60, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Petrol #005F6A ΔE 0.017
- Dark Green Blue #1F6357 ΔE 0.024
- Dark Aqua #05696B ΔE 0.032
- Deep Teal #00555A ΔE 0.035
- Dark Slate Gray #2F4F4F ΔE 0.051
- Dark Blue Green #005249 ΔE 0.052
- Dark Aquamarine #017371 ΔE 0.062
- Dark Teal #014D4E ΔE 0.062
Use #145F60 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.