#310C3F
Closest named color: Dark Purple (#35063E). oklch(24.6% 0.096 315), rgb(49, 12, 63).
Aa
White text reads best on this color (16.73:1).
About this color
#310C3F is a very dark, moderately saturated purple. In OKLCH its lightness is 25%, its chroma 0.096 and its hue 315°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Purple (#35063E), ΔE 0.013 away. White text reads best on it, at 16.73:1.
| Hue family | Purples |
| Lightness | very dark (25%) |
| Chroma | moderately saturated (0.096) |
| Temperature | in between |
| Nearest name | Dark Purple (#35063E) |
| Black text | 1.25:1 |
| White text | 16.73:1 |
Values
| HEX | #310C3F |
| RGB | rgb(49, 12, 63) |
| HSL | hsl(284, 68%, 15%) |
| OKLCH | oklch(24.6% 0.096 315) |
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 #310C3F | 16.73:1 | AAA | Lc -105.7 | Preferred for body text |
| Black text on #310C3F | 1.25:1 | Fails | Lc 0.0 | Not readable |
| #310C3F text on white | 16.73:1 | AAA | Lc 103.2 | Preferred for body text |
| #310C3F text on black | 1.25:1 | 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
#F9F3FD
oklch(97.2% 0.015 312.2)
-
Step 100
100
#F2E4F9
oklch(93.6% 0.032 314.7)
-
Step 200
200
#E9CDF6
oklch(88.4% 0.063 315.1)
-
Step 300
300
#DCAAF3
oklch(80.8% 0.113 314.9)
-
Step 400
400
#CA78ED
oklch(70.6% 0.182 315)
-
Step 500
500
#BC4DE7
oklch(63.1% 0.233 315)
-
Step 600
600
#A823D5
oklch(55.7% 0.252 315.1)
-
Step 700
700
#900EB8
oklch(49.1% 0.234 315.3)
-
Step 800
800
#751595
oklch(42.8% 0.194 315.2)
-
Step 900
900
#5E1C77
oklch(37.6% 0.152 314.8)
-
Step 950
950 (this color)
#310C3F
oklch(24.6% 0.096 315)
#310C3F 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) | #001C40 | 0.089 |
| Deuteranopia (no green cones) | #0A1F3E | 0.081 |
| Tritanopia (no blue cones) | #301724 | 0.063 |
| Achromatopsia (no color) | #1E1E1E | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #310C3F
#310C3F
oklch(24.6% 0.096 315)
- #102800
#102800
oklch(24.7% 0.072 135)
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 #310C3F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Purple #35063E ΔE 0.013
- Deep Purple #36013F ΔE 0.021
- Eggplant #380835 ΔE 0.026
- Very Dark Purple #2A0134 ΔE 0.036
- Aubergine #3D0734 ΔE 0.036
- Midnight Purple #280137 ΔE 0.037
- Eggplant Purple #430541 ΔE 0.042
- Dark Plum #3F012C ΔE 0.051
Use #310C3F 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.