#05606E
Closest named color: Petrol (#005F6A). oklch(44.9% 0.077 212.2), rgb(5, 96, 110).
Aa
White text reads best on this color (7.22:1).
About this color
#05606E is a dark, moderately saturated teal or cyan. In OKLCH its lightness is 45%, its chroma 0.077 and its hue 212°. Its hue sits on the cool side of the wheel. The nearest named color is Petrol (#005F6A), ΔE 0.007 away. White text reads best on it, at 7.22:1.
| Hue family | Teals and cyans |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.077) |
| Temperature | cool |
| Nearest name | Petrol (#005F6A) |
| Black text | 2.90:1 |
| White text | 7.22:1 |
Values
| HEX | #05606E |
| RGB | rgb(5, 96, 110) |
| HSL | hsl(188, 91%, 23%) |
| OKLCH | oklch(44.9% 0.077 212.2) |
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 #05606E | 7.22:1 | AAA | Lc -89.6 | Fine for body text |
| Black text on #05606E | 2.90:1 | Fails | Lc 19.4 | Dividers and decoration only |
| #05606E text on white | 7.22:1 | AAA | Lc 84.6 | Fine for body text |
| #05606E text on black | 2.90:1 | Fails | Lc -17.4 | 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
#F1F7F8
oklch(97.2% 0.007 208.8)
-
Step 100
100
#E1ECEF
oklch(93.6% 0.012 215.8)
-
Step 200
200
#C7DEE3
oklch(88.5% 0.025 212.2)
-
Step 300
300
#A0C9D2
oklch(80.9% 0.045 212.6)
-
Step 400
400
#69ADBB
oklch(70.8% 0.072 212.2)
-
Step 500
500
#3798AA
oklch(63.1% 0.092 212.3)
-
Step 600
600
#008294
oklch(55.7% 0.097 211.6)
-
Step 700
700
#006D7D
oklch(49.1% 0.086 212.3)
-
Step 800
800 (this color)
#05606E
oklch(44.9% 0.077 212.2)
-
Step 900
900
#0E4A54
oklch(37.8% 0.06 211.6)
-
Step 950
950
#0C2B31
oklch(26.9% 0.038 212.5)
#05606E 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) | #555C6F | 0.070 |
| Deuteranopia (no green cones) | #48536E | 0.063 |
| Tritanopia (no blue cones) | #006664 | 0.029 |
| Achromatopsia (no color) | #575757 | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #05606E
#05606E
oklch(44.9% 0.077 212.2)
- #7A4439
#7A4439
oklch(44.9% 0.077 32.5)
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 #05606E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Petrol #005F6A ΔE 0.007
- Dark Aqua #05696B ΔE 0.031
- Dark Green Blue #1F6357 ΔE 0.043
- Deep Teal #00555A ΔE 0.043
- YInMn Blue #415A77 ΔE 0.051
- Deep Sea Blue #015482 ΔE 0.057
- Light Navy Blue #2E5A88 ΔE 0.058
- Deep Turquoise #017374 ΔE 0.059
Use #05606E 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.