#473D72
Closest named color: Dark Slate Blue (#483D8B). oklch(39.6% 0.088 290.5), rgb(71, 61, 114).
Aa
White text reads best on this color (9.64:1).
About this color
#473D72 is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.088 and its hue 290°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.042 away. White text reads best on it, at 9.64:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.088) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.17:1 |
| White text | 9.64:1 |
Values
| HEX | #473D72 |
| RGB | rgb(71, 61, 114) |
| HSL | hsl(251, 30%, 34%) |
| OKLCH | oklch(39.6% 0.088 290.5) |
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 #473D72 | 9.64:1 | AAA | Lc -96.5 | Preferred for body text |
| Black text on #473D72 | 2.17:1 | Fails | Lc 11.7 | Not readable |
| #473D72 text on white | 9.64:1 | AAA | Lc 92.2 | Preferred for body text |
| #473D72 text on black | 2.17:1 | Fails | Lc -10.2 | 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
#F5F5FB
oklch(97.2% 0.008 286.3)
-
Step 100
100
#E9E8F6
oklch(93.6% 0.019 289.3)
-
Step 200
200
#D8D6F0
oklch(88.6% 0.036 289.2)
-
Step 300
300
#C0BAE9
oklch(81% 0.066 290.7)
-
Step 400
400
#A095DE
oklch(70.7% 0.106 290.3)
-
Step 500
500
#8A79D4
oklch(63.1% 0.134 290.6)
-
Step 600
600
#7560C1
oklch(55.6% 0.146 290.8)
-
Step 700
700
#624FA7
oklch(49.1% 0.136 290.4)
-
Step 800
800
#504187
oklch(42.7% 0.113 290.7)
-
Step 900
900 (this color)
#473D72
oklch(39.6% 0.088 290.5)
-
Step 950
950
#27213F
oklch(27% 0.055 291.5)
#473D72 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) | #2B4674 | 0.045 |
| Deuteranopia (no green cones) | #2C4471 | 0.043 |
| Tritanopia (no blue cones) | #3C4752 | 0.072 |
| Achromatopsia (no color) | #454545 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #473D72
#473D72
oklch(39.6% 0.088 290.5)
- #494A00
#494A00
oklch(39.5% 0.087 110.7)
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 #473D72, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.042
- Blueberry #464196 ΔE 0.060
- Twilight #4E518B ΔE 0.066
- Twilight Blue #0A437A ΔE 0.068
- Dusk #4E5481 ΔE 0.068
- Dark Grey Blue #29465B ΔE 0.069
- Cobalt #1E488F ΔE 0.070
- Light Navy #155084 ΔE 0.074
Use #473D72 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.