#31002B
Closest named color: Very Dark Purple (#2A0134). oklch(21.5% 0.096 334.1), rgb(49, 0, 43).
Aa
White text reads best on this color (18.01:1).
About this color
#31002B is a very dark, moderately saturated purple. In OKLCH its lightness is 22%, its chroma 0.096 and its hue 334°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Very Dark Purple (#2A0134), ΔE 0.027 away. White text reads best on it, at 18.01:1.
| Hue family | Purples |
| Lightness | very dark (22%) |
| Chroma | moderately saturated (0.096) |
| Temperature | in between |
| Nearest name | Very Dark Purple (#2A0134) |
| Black text | 1.16:1 |
| White text | 18.01:1 |
Values
| HEX | #31002B |
| RGB | rgb(49, 0, 43) |
| HSL | hsl(307, 100%, 10%) |
| OKLCH | oklch(21.5% 0.096 334.1) |
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 #31002B | 18.01:1 | AAA | Lc -106.3 | Preferred for body text |
| Black text on #31002B | 1.16:1 | Fails | Lc 0.0 | Not readable |
| #31002B text on white | 18.01:1 | AAA | Lc 103.9 | Preferred for body text |
| #31002B text on black | 1.16:1 | 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
#FCF2FA
oklch(97.1% 0.015 332.2)
-
Step 100
100
#F8E2F3
oklch(93.5% 0.033 333.6)
-
Step 200
200
#F4CAEB
oklch(88.5% 0.064 333.6)
-
Step 300
300
#EEA5DF
oklch(81% 0.113 334.2)
-
Step 400
400
#E26FCF
oklch(70.8% 0.182 334)
-
Step 500
500
#D63EC2
oklch(63.1% 0.232 333.9)
-
Step 600
600
#C000AD
oklch(55.6% 0.248 333.9)
-
Step 700
700
#A30092
oklch(49.2% 0.22 334.2)
-
Step 800
800
#860078
oklch(42.6% 0.19 334.1)
-
Step 900
900
#6D1162
oklch(37.7% 0.152 333.8)
-
Step 950
950 (this color)
#31002B
oklch(21.5% 0.096 334.1)
#31002B 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) | #00122C | 0.108 |
| Deuteranopia (no green cones) | #11192A | 0.090 |
| Tritanopia (no blue cones) | #340415 | 0.049 |
| Achromatopsia (no color) | #161616 | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #31002B
#31002B
oklch(21.5% 0.096 334.1)
- #00200D
#00200D
oklch(21.4% 0.054 154)
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 #31002B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Purple #2A0134 ΔE 0.027
- Eggplant #380835 ΔE 0.031
- Midnight Purple #280137 ΔE 0.035
- Dark Plum #3F012C ΔE 0.037
- Aubergine #3D0734 ΔE 0.039
- Dark Purple #35063E ΔE 0.039
- Deep Purple #36013F ΔE 0.040
- Eggplant Purple #430541 ΔE 0.060
Use #31002B 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.