#05516B
Closest named color: Deep Teal (#00555A). oklch(40.7% 0.078 228.9), rgb(5, 81, 107).
Aa
White text reads best on this color (8.76:1).
About this color
#05516B is a dark, moderately saturated teal or cyan. In OKLCH its lightness is 41%, its chroma 0.078 and its hue 229°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Teal (#00555A), ΔE 0.036 away. White text reads best on it, at 8.76:1.
| Hue family | Teals and cyans |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Deep Teal (#00555A) |
| Black text | 2.39:1 |
| White text | 8.76:1 |
Values
| HEX | #05516B |
| RGB | rgb(5, 81, 107) |
| HSL | hsl(195, 91%, 22%) |
| OKLCH | oklch(40.7% 0.078 228.9) |
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 #05516B | 8.76:1 | AAA | Lc -94.1 | Preferred for body text |
| Black text on #05516B | 2.39:1 | Fails | Lc 14.4 | Not readable |
| #05516B text on white | 8.76:1 | AAA | Lc 89.6 | Fine for body text |
| #05516B text on black | 2.39:1 | Fails | Lc -12.7 | 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
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1ECF1
oklch(93.6% 0.014 226.6)
-
Step 200
200
#C9DDE7
oklch(88.6% 0.025 229.2)
-
Step 300
300
#A3C7D8
oklch(80.9% 0.045 228.2)
-
Step 400
400
#6FAAC5
oklch(70.8% 0.073 228.6)
-
Step 500
500
#4494B6
oklch(63.1% 0.093 228.8)
-
Step 600
600
#1C7EA2
oklch(55.6% 0.101 228.6)
-
Step 700
700
#086A8B
oklch(49.1% 0.094 228.9)
-
Step 800
800 (this color)
#05516B
oklch(40.7% 0.078 228.9)
-
Step 900
900
#17485B
oklch(37.8% 0.061 227.6)
-
Step 950
950
#102A35
oklch(27% 0.038 228.2)
#05516B 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) | #43506C | 0.054 |
| Deuteranopia (no green cones) | #37476B | 0.047 |
| Tritanopia (no blue cones) | #00585A | 0.042 |
| Achromatopsia (no color) | #4B4B4B | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #05516B
#05516B
oklch(40.7% 0.078 228.9)
- #6B3B20
#6B3B20
oklch(40.6% 0.079 48.6)
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 #05516B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Teal #00555A ΔE 0.036
- Deep Sea Blue #015482 ΔE 0.038
- Dark Grey Blue #29465B ΔE 0.041
- Light Navy #155084 ΔE 0.045
- Petrol #005F6A ΔE 0.046
- Charcoal #264653 ΔE 0.047
- Dark Teal #014D4E ΔE 0.049
- Dark Slate Gray #2F4F4F ΔE 0.051
Use #05516B 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.