#065CA3
Closest named color: Dusk Blue (#26538D). oklch(47% 0.135 251.3), rgb(6, 92, 163).
Aa
White text reads best on this color (6.84:1).
About this color
#065CA3 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 47%, its chroma 0.135 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk Blue (#26538D), ΔE 0.041 away. White text reads best on it, at 6.84:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.135) |
| Temperature | cool |
| Nearest name | Dusk Blue (#26538D) |
| Black text | 3.06:1 |
| White text | 6.84:1 |
Values
| HEX | #065CA3 |
| RGB | rgb(6, 92, 163) |
| HSL | hsl(207, 93%, 33%) |
| OKLCH | oklch(47% 0.135 251.3) |
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 #065CA3 | 6.84:1 | AA | Lc -88.1 | Fine for body text |
| Black text on #065CA3 | 3.06:1 | AA large text | Lc 21.0 | Dividers and decoration only |
| #065CA3 text on white | 6.84:1 | AA | Lc 83.0 | Fine for body text |
| #065CA3 text on black | 3.06:1 | AA large text | Lc -18.9 | 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
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E1EBF6
oklch(93.6% 0.018 250.6)
-
Step 200
200
#C8DBF1
oklch(88.4% 0.037 252.1)
-
Step 300
300
#A2C4EA
oklch(80.9% 0.065 251.5)
-
Step 400
400
#6EA5E0
oklch(70.8% 0.105 251.1)
-
Step 500
500
#458DD7
oklch(63.1% 0.133 251.3)
-
Step 600
600
#2175C4
oklch(55.5% 0.145 251.4)
-
Step 700
700 (this color)
#065CA3
oklch(47% 0.135 251.3)
-
Step 800
800
#145089
oklch(42.6% 0.112 251.5)
-
Step 900
900
#19436E
oklch(37.7% 0.087 251.7)
-
Step 950
950
#102840
oklch(27.1% 0.054 250.5)
#065CA3 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) | #3761A6 | 0.036 |
| Deuteranopia (no green cones) | #1855A2 | 0.019 |
| Tritanopia (no blue cones) | #006D77 | 0.099 |
| Achromatopsia (no color) | #5A5A5A | 0.135 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #065CA3
#065CA3
oklch(47% 0.135 251.3)
- #7D4F00
#7D4F00
oklch(46.8% 0.101 71.2)
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 #065CA3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk Blue #26538D ΔE 0.041
- Denim Blue #3B5B92 ΔE 0.042
- Peacock Blue #016795 ΔE 0.043
- Light Navy Blue #2E5A88 ΔE 0.046
- Mid Blue #276AB3 ΔE 0.050
- Dusky Blue #475F94 ΔE 0.056
- Deep Sea Blue #015482 ΔE 0.056
- Light Navy #155084 ΔE 0.057
Use #065CA3 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.