#31184A
Closest named color: Dark Purple (#35063E). oklch(27.2% 0.09 304), rgb(49, 24, 74).
Aa
White text reads best on this color (15.43:1).
About this color
#31184A is a dark, moderately saturated purple. In OKLCH its lightness is 27%, its chroma 0.090 and its hue 304°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Purple (#35063E), ΔE 0.042 away. White text reads best on it, at 15.43:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | moderately saturated (0.090) |
| Temperature | in between |
| Nearest name | Dark Purple (#35063E) |
| Black text | 1.36:1 |
| White text | 15.43:1 |
Values
| HEX | #31184A |
| RGB | rgb(49, 24, 74) |
| HSL | hsl(270, 51%, 19%) |
| OKLCH | oklch(27.2% 0.09 304) |
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 #31184A | 15.43:1 | AAA | Lc -104.8 | Preferred for body text |
| Black text on #31184A | 1.36:1 | Fails | Lc 0.0 | Not readable |
| #31184A text on white | 15.43:1 | AAA | Lc 102.1 | Preferred for body text |
| #31184A text on black | 1.36:1 | 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 950.
-
Step 50
50
#F7F3FE
oklch(97% 0.015 302.6)
-
Step 100
100
#EEE5FB
oklch(93.5% 0.031 304.3)
-
Step 200
200
#E1D0FA
oklch(88.5% 0.06 303.6)
-
Step 300
300
#CFAFF9
oklch(80.8% 0.108 303.9)
-
Step 400
400
#B882F6
oklch(70.7% 0.171 303.9)
-
Step 500
500
#A75BF2
oklch(63% 0.219 303.9)
-
Step 600
600
#9339E0
oklch(55.5% 0.237 304)
-
Step 700
700
#7E29C3
oklch(49.2% 0.221 304.1)
-
Step 800
800
#66259E
oklch(42.7% 0.183 303.8)
-
Step 900
900
#53257D
oklch(37.6% 0.143 304.3)
-
Step 950
950 (this color)
#31184A
oklch(27.2% 0.09 304)
#31184A 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) | #01244C | 0.074 |
| Deuteranopia (no green cones) | #0C2449 | 0.065 |
| Tritanopia (no blue cones) | #2C222E | 0.066 |
| Achromatopsia (no color) | #242424 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #31184A
#31184A
oklch(27.2% 0.09 304)
- #202C00
#202C00
oklch(27.2% 0.068 124.1)
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 #31184A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Purple #35063E ΔE 0.042
- Deep Purple #36013F ΔE 0.049
- Eggplant #380835 ΔE 0.051
- Eggplant Purple #430541 ΔE 0.052
- Aubergine #3D0734 ΔE 0.056
- Dark Indigo #1F0954 ΔE 0.056
- Deep Violet #490648 ΔE 0.058
- Oxford Blue #1B263B ΔE 0.065
Use #31184A 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.