#066480
Closest named color: Peacock Blue (#016795). oklch(46.9% 0.088 226), rgb(6, 100, 128).
Aa
White text reads best on this color (6.68:1).
About this color
#066480 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 47%, its chroma 0.088 and its hue 226°. Its hue sits on the cool side of the wheel. The nearest named color is Peacock Blue (#016795), ΔE 0.034 away. White text reads best on it, at 6.68:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.088) |
| Temperature | cool |
| Nearest name | Peacock Blue (#016795) |
| Black text | 3.14:1 |
| White text | 6.68:1 |
Values
| HEX | #066480 |
| RGB | rgb(6, 100, 128) |
| HSL | hsl(194, 91%, 26%) |
| OKLCH | oklch(46.9% 0.088 226) |
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 #066480 | 6.68:1 | AA | Lc -87.6 | Fine for body text |
| Black text on #066480 | 3.14:1 | AA large text | Lc 21.5 | Dividers and decoration only |
| #066480 text on white | 6.68:1 | AA | Lc 82.5 | Fine for body text |
| #066480 text on black | 3.14:1 | AA large text | Lc -19.4 | 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 700.
-
Step 50
50
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E2ECF0
oklch(93.7% 0.012 223.5)
-
Step 200
200
#CADDE5
oklch(88.6% 0.023 224.9)
-
Step 300
300
#A4C7D6
oklch(80.9% 0.043 225.7)
-
Step 400
400
#71AAC1
oklch(70.7% 0.068 225.3)
-
Step 500
500
#4894B2
oklch(63% 0.087 226.5)
-
Step 600
600
#247E9D
oklch(55.5% 0.094 225.9)
-
Step 700
700 (this color)
#066480
oklch(46.9% 0.088 226)
-
Step 800
800
#15576D
oklch(42.7% 0.073 225.2)
-
Step 900
900
#1A4859
oklch(37.8% 0.057 225.8)
-
Step 950
950
#112A34
oklch(27% 0.036 226.6)
#066480 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) | #556281 | 0.066 |
| Deuteranopia (no green cones) | #465880 | 0.056 |
| Tritanopia (no blue cones) | #006C6D | 0.046 |
| Achromatopsia (no color) | #5C5C5C | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #066480
#066480
oklch(46.9% 0.088 226)
- #82492E
#82492E
oklch(46.8% 0.087 45.3)
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 #066480, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Peacock Blue #016795 ΔE 0.034
- Petrol #005F6A ΔE 0.037
- Light Navy Blue #2E5A88 ΔE 0.041
- Denim #3B638C ΔE 0.041
- Dark Aqua #05696B ΔE 0.043
- YInMn Blue #415A77 ΔE 0.046
- Deep Sea Blue #015482 ΔE 0.052
- Sea Blue #047495 ΔE 0.053
Use #066480 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.