#005C70
Closest named color: Petrol (#005F6A). oklch(43.9% 0.08 219.3), rgb(0, 92, 112).
Aa
White text reads best on this color (7.59:1).
About this color
#005C70 is a dark, moderately saturated teal or cyan. In OKLCH its lightness is 44%, its chroma 0.080 and its hue 219°. 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 7.59:1.
| Hue family | Teals and cyans |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.080) |
| Temperature | cool |
| Nearest name | Petrol (#005F6A) |
| Black text | 2.76:1 |
| White text | 7.59:1 |
Values
| HEX | #005C70 |
| RGB | rgb(0, 92, 112) |
| HSL | hsl(191, 100%, 22%) |
| OKLCH | oklch(43.9% 0.08 219.3) |
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 #005C70 | 7.59:1 | AAA | Lc -90.7 | Preferred for body text |
| Black text on #005C70 | 2.76:1 | Fails | Lc 18.1 | Dividers and decoration only |
| #005C70 text on white | 7.59:1 | AAA | Lc 85.9 | Fine for body text |
| #005C70 text on black | 2.76:1 | Fails | Lc -16.2 | 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
#F1F6F8
oklch(97% 0.006 223.5)
-
Step 100
100
#E1ECF0
oklch(93.6% 0.013 221.4)
-
Step 200
200
#C7DEE5
oklch(88.6% 0.026 218)
-
Step 300
300
#A0C8D5
oklch(80.8% 0.046 219.6)
-
Step 400
400
#69ACC0
oklch(70.7% 0.074 219)
-
Step 500
500
#3897B1
oklch(63.2% 0.095 219.5)
-
Step 600
600
#00809B
oklch(55.5% 0.101 219.5)
-
Step 700
700
#006C83
oklch(49.1% 0.089 219.3)
-
Step 800
800 (this color)
#005C70
oklch(43.9% 0.08 219.3)
-
Step 900
900
#0E4958
oklch(37.7% 0.062 219.4)
-
Step 950
950
#0C2B33
oklch(27% 0.039 217.8)
#005C70 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) | #505971 | 0.067 |
| Deuteranopia (no green cones) | #425070 | 0.058 |
| Tritanopia (no blue cones) | #006362 | 0.037 |
| Achromatopsia (no color) | #545454 | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #005C70
#005C70
oklch(43.9% 0.08 219.3)
- #774230
#774230
oklch(43.9% 0.079 39.4)
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 #005C70, 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 0.039
- Deep Sea Blue #015482 ΔE 0.044
- Dark Aqua #05696B ΔE 0.046
- YInMn Blue #415A77 ΔE 0.050
- Light Navy Blue #2E5A88 ΔE 0.052
- Dark Green Blue #1F6357 ΔE 0.054
- Light Navy #155084 ΔE 0.056
Use #005C70 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.