#310D27
Closest named color: Eggplant (#380835). oklch(23.1% 0.069 340.1), rgb(49, 13, 39).
Aa
White text reads best on this color (17.24:1).
About this color
#310D27 is a very dark, muted purple. In OKLCH its lightness is 23%, its chroma 0.069 and its hue 340°. Its hue sits on the warm side of the wheel. The nearest named color is Eggplant (#380835), ΔE 0.033 away. White text reads best on it, at 17.24:1.
| Hue family | Purples |
| Lightness | very dark (23%) |
| Chroma | muted (0.069) |
| Temperature | warm |
| Nearest name | Eggplant (#380835) |
| Black text | 1.21:1 |
| White text | 17.24:1 |
Values
| HEX | #310D27 |
| RGB | rgb(49, 13, 39) |
| HSL | hsl(317, 58%, 12%) |
| OKLCH | oklch(23.1% 0.069 340.1) |
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 #310D27 | 17.24:1 | AAA | Lc -106.2 | Preferred for body text |
| Black text on #310D27 | 1.21:1 | Fails | Lc 0.0 | Not readable |
| #310D27 text on white | 17.24:1 | AAA | Lc 103.8 | Preferred for body text |
| #310D27 text on black | 1.21:1 | 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
#FBF3F8
oklch(97.2% 0.011 339.3)
-
Step 100
100
#F6E4EF
oklch(93.6% 0.024 340.3)
-
Step 200
200
#EFCEE3
oklch(88.5% 0.046 339.7)
-
Step 300
300
#E5ACD1
oklch(80.8% 0.082 340)
-
Step 400
400
#D67EBA
oklch(70.6% 0.132 340)
-
Step 500
500
#C95AA9
oklch(63.1% 0.168 340)
-
Step 600
600
#B43C94
oklch(55.6% 0.182 340)
-
Step 700
700
#9A2D7E
oklch(49% 0.169 339.9)
-
Step 800
800
#7E2766
oklch(42.8% 0.14 340.5)
-
Step 900
900
#652553
oklch(37.6% 0.109 340.1)
-
Step 950
950 (this color)
#310D27
oklch(23.1% 0.069 340.1)
#310D27 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) | #0F1728 | 0.074 |
| Deuteranopia (no green cones) | #1A1D26 | 0.065 |
| Tritanopia (no blue cones) | #340E18 | 0.031 |
| Achromatopsia (no color) | #1B1B1B | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #310D27
#310D27
oklch(23.1% 0.069 340.1)
- #002414
#002414
oklch(23% 0.052 159.9)
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 #310D27, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Eggplant #380835 ΔE 0.033
- Dark Plum #3F012C ΔE 0.038
- Aubergine #3D0734 ΔE 0.038
- Very Dark Purple #2A0134 ΔE 0.047
- Dark Purple #35063E ΔE 0.048
- Midnight Purple #280137 ΔE 0.053
- Deep Purple #36013F ΔE 0.054
- Dark Maroon #3C0008 ΔE 0.059
Use #310D27 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.