#20516B
Closest named color: Dark Grey Blue (#29465B). oklch(41.4% 0.068 235), rgb(32, 81, 107).
Aa
White text reads best on this color (8.56:1).
About this color
#20516B is a dark, muted blue. In OKLCH its lightness is 41%, its chroma 0.068 and its hue 235°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.038 away. White text reads best on it, at 8.56:1.
| Hue family | Blues |
| Lightness | dark (41%) |
| Chroma | muted (0.068) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.45:1 |
| White text | 8.56:1 |
Values
| HEX | #20516B |
| RGB | rgb(32, 81, 107) |
| HSL | hsl(201, 54%, 27%) |
| OKLCH | oklch(41.4% 0.068 235) |
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 #20516B | 8.56:1 | AAA | Lc -93.8 | Preferred for body text |
| Black text on #20516B | 2.45:1 | Fails | Lc 14.7 | Not readable |
| #20516B text on white | 8.56:1 | AAA | Lc 89.2 | Fine for body text |
| #20516B text on black | 2.45:1 | Fails | Lc -13.0 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E3EBF1
oklch(93.6% 0.012 239.9)
-
Step 200
200
#CCDCE6
oklch(88.5% 0.022 235)
-
Step 300
300
#A9C5D7
oklch(80.8% 0.04 236.2)
-
Step 400
400
#7AA8C3
oklch(70.8% 0.063 234.6)
-
Step 500
500
#5591B4
oklch(63% 0.082 235.7)
-
Step 600
600
#387BA0
oklch(55.6% 0.089 235.7)
-
Step 700
700
#296889
oklch(49.2% 0.083 234.9)
-
Step 800
800 (this color)
#20516B
oklch(41.4% 0.068 235)
-
Step 900
900
#23465A
oklch(37.7% 0.053 235.6)
-
Step 950
950
#152935
oklch(27% 0.034 236.3)
#20516B 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) | #45506C | 0.043 |
| Deuteranopia (no green cones) | #3A496B | 0.035 |
| Tritanopia (no blue cones) | #00585A | 0.045 |
| Achromatopsia (no color) | #4C4C4C | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #20516B
#20516B
oklch(41.4% 0.068 235)
- #684125
#684125
oklch(41.4% 0.068 55.2)
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 #20516B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.038
- Deep Sea Blue #015482 ΔE 0.039
- Deep Teal #00555A ΔE 0.040
- Light Navy #155084 ΔE 0.043
- Petrol #005F6A ΔE 0.046
- Charcoal #264653 ΔE 0.046
- Dark Slate Gray #2F4F4F ΔE 0.047
- YInMn Blue #415A77 ΔE 0.051
Use #20516B 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.