#372072
Closest named color: Indigo (#4B0082). oklch(32.7% 0.133 289.9), rgb(55, 32, 114).
Aa
White text reads best on this color (13.02:1).
About this color
#372072 is a dark, moderately saturated purple. In OKLCH its lightness is 33%, its chroma 0.133 and its hue 290°. Its hue sits on the cool side of the wheel. The nearest named color is Indigo (#4B0082), ΔE 0.058 away. White text reads best on it, at 13.02:1.
| Hue family | Purples |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.133) |
| Temperature | cool |
| Nearest name | Indigo (#4B0082) |
| Black text | 1.61:1 |
| White text | 13.02:1 |
Values
| HEX | #372072 |
| RGB | rgb(55, 32, 114) |
| HSL | hsl(257, 56%, 29%) |
| OKLCH | oklch(32.7% 0.133 289.9) |
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 #372072 | 13.02:1 | AAA | Lc -102.1 | Preferred for body text |
| Black text on #372072 | 1.61:1 | Fails | Lc 0.0 | Not readable |
| #372072 text on white | 13.02:1 | AAA | Lc 98.8 | Preferred for body text |
| #372072 text on black | 1.61:1 | Fails | Lc 0.0 | 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 900.
-
Step 50
50
#F5F4FE
oklch(97.1% 0.013 290.8)
-
Step 100
100
#E9E7FC
oklch(93.6% 0.028 290.2)
-
Step 200
200
#D8D4FC
oklch(88.6% 0.055 289.8)
-
Step 300
300
#BFB6FD
oklch(80.9% 0.1 289.8)
-
Step 400
400
#A08CFC
oklch(70.6% 0.16 289.9)
-
Step 500
500
#8C6BF9
oklch(63.1% 0.203 290)
-
Step 600
600
#784DE8
oklch(55.6% 0.221 290.1)
-
Step 700
700
#653CCA
oklch(49.1% 0.206 289.9)
-
Step 800
800
#5233A3
oklch(42.6% 0.17 289.9)
-
Step 900
900 (this color)
#372072
oklch(32.7% 0.133 289.9)
-
Step 950
950
#271C4C
oklch(26.9% 0.085 290)
#372072 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) | #003274 | 0.071 |
| Deuteranopia (no green cones) | #002F70 | 0.070 |
| Tritanopia (no blue cones) | #233546 | 0.108 |
| Achromatopsia (no color) | #313131 | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #372072
#372072
oklch(32.7% 0.133 289.9)
- #373700
#373700
oklch(32.6% 0.071 109.8)
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 #372072, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Indigo #4B0082 ΔE 0.058
- Midnight Blue #191970 ΔE 0.058
- Royal Purple #4B006E ΔE 0.059
- Marine #042E60 ΔE 0.077
- Marine Blue #01386A ΔE 0.082
- Prussian Blue #1D3557 ΔE 0.084
- Plum Purple #4E0550 ΔE 0.088
- Dark Slate Blue #483D8B ΔE 0.088
Use #372072 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.