#055165
Closest named color: Deep Teal (#00555A). oklch(40.4% 0.073 222.4), rgb(5, 81, 101).
Aa
White text reads best on this color (8.85:1).
About this color
#055165 is a dark, moderately saturated teal or cyan. In OKLCH its lightness is 40%, its chroma 0.073 and its hue 222°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Teal (#00555A), ΔE 0.026 away. White text reads best on it, at 8.85:1.
| Hue family | Teals and cyans |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.073) |
| Temperature | cool |
| Nearest name | Deep Teal (#00555A) |
| Black text | 2.37:1 |
| White text | 8.85:1 |
Values
| HEX | #055165 |
| RGB | rgb(5, 81, 101) |
| HSL | hsl(193, 91%, 21%) |
| OKLCH | oklch(40.4% 0.073 222.4) |
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 #055165 | 8.85:1 | AAA | Lc -94.3 | Preferred for body text |
| Black text on #055165 | 2.37:1 | Fails | Lc 14.1 | Not readable |
| #055165 text on white | 8.85:1 | AAA | Lc 89.8 | Fine for body text |
| #055165 text on black | 2.37:1 | Fails | Lc -12.4 | Not readable |
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
#E1ECF0
oklch(93.6% 0.013 221.4)
-
Step 200
200
#C9DDE5
oklch(88.5% 0.024 223.7)
-
Step 300
300
#A3C7D5
oklch(80.8% 0.043 223.5)
-
Step 400
400
#70ABBF
oklch(70.8% 0.068 221.4)
-
Step 500
500
#4595AF
oklch(63% 0.087 222.2)
-
Step 600
600
#1E7F9B
oklch(55.6% 0.094 222.4)
-
Step 700
700
#0B6B85
oklch(49.1% 0.089 223)
-
Step 800
800 (this color)
#055165
oklch(40.4% 0.073 222.4)
-
Step 900
900
#184857
oklch(37.6% 0.057 222.2)
-
Step 950
950
#102A33
oklch(26.9% 0.036 223.3)
#055165 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) | #454F66 | 0.057 |
| Deuteranopia (no green cones) | #3A4665 | 0.052 |
| Tritanopia (no blue cones) | #005757 | 0.036 |
| Achromatopsia (no color) | #4A4A4A | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #055165
#055165
oklch(40.4% 0.073 222.4)
- #693A28
#693A28
oklch(40.3% 0.073 41.5)
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 #055165, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Teal #00555A ΔE 0.026
- Dark Grey Blue #29465B ΔE 0.038
- Dark Teal #014D4E ΔE 0.039
- Charcoal #264653 ΔE 0.041
- Dark Slate Gray #2F4F4F ΔE 0.043
- Petrol #005F6A ΔE 0.044
- Deep Sea Blue #015482 ΔE 0.048
- Dark Blue Green #005249 ΔE 0.050
Use #055165 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.