#20486E
Closest named color: Twilight Blue (#0A437A). oklch(39.2% 0.079 249.5), rgb(32, 72, 110).
Aa
White text reads best on this color (9.48:1).
About this color
#20486E is a dark, moderately saturated blue. In OKLCH its lightness is 39%, its chroma 0.079 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight Blue (#0A437A), ΔE 0.032 away. White text reads best on it, at 9.48:1.
| Hue family | Blues |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.079) |
| Temperature | cool |
| Nearest name | Twilight Blue (#0A437A) |
| Black text | 2.21:1 |
| White text | 9.48:1 |
Values
| HEX | #20486E |
| RGB | rgb(32, 72, 110) |
| HSL | hsl(209, 55%, 28%) |
| OKLCH | oklch(39.2% 0.079 249.5) |
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 #20486E | 9.48:1 | AAA | Lc -96.0 | Preferred for body text |
| Black text on #20486E | 2.21:1 | Fails | Lc 12.2 | Not readable |
| #20486E text on white | 9.48:1 | AAA | Lc 91.7 | Preferred for body text |
| #20486E text on black | 2.21:1 | Fails | Lc -10.7 | 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 900.
-
Step 50
50
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E1EBF5
oklch(93.5% 0.017 248)
-
Step 200
200
#C9DBEF
oklch(88.4% 0.034 251)
-
Step 300
300
#A4C4E6
oklch(80.8% 0.059 250.1)
-
Step 400
400
#71A5DA
oklch(70.6% 0.096 249.8)
-
Step 500
500
#4A8ECF
oklch(63.1% 0.12 249.3)
-
Step 600
600
#2977BC
oklch(55.6% 0.131 249.3)
-
Step 700
700
#1A64A3
oklch(49.2% 0.123 249.3)
-
Step 800
800
#195184
oklch(42.6% 0.102 250)
-
Step 900
900 (this color)
#20486E
oklch(39.2% 0.079 249.5)
-
Step 950
950
#11283E
oklch(27% 0.05 249.3)
#20486E 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) | #374A70 | 0.028 |
| Deuteranopia (no green cones) | #2C426D | 0.020 |
| Tritanopia (no blue cones) | #005156 | 0.060 |
| Achromatopsia (no color) | #464646 | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #20486E
#20486E
oklch(39.2% 0.079 249.5)
- #603D0A
#603D0A
oklch(39.2% 0.079 70.2)
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 #20486E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight Blue #0A437A ΔE 0.032
- Dark Grey Blue #29465B ΔE 0.032
- Light Navy #155084 ΔE 0.040
- Deep Sea Blue #015482 ΔE 0.044
- Charcoal #264653 ΔE 0.046
- Cobalt #1E488F ΔE 0.056
- Marine Blue #01386A ΔE 0.058
- Dusk Blue #26538D ΔE 0.058
Use #20486E 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.