#1F081B
Closest named color: Very Dark Purple (#2A0134). oklch(18.2% 0.051 334.6), rgb(31, 8, 27).
Aa
White text reads best on this color (18.93:1).
About this color
#1F081B is a very dark, muted purple. In OKLCH its lightness is 18%, its chroma 0.051 and its hue 335°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Very Dark Purple (#2A0134), ΔE 0.059 away. White text reads best on it, at 18.93:1.
| Hue family | Purples |
| Lightness | very dark (18%) |
| Chroma | muted (0.051) |
| Temperature | in between |
| Nearest name | Very Dark Purple (#2A0134) |
| Black text | 1.10:1 |
| White text | 18.93:1 |
Values
| HEX | #1F081B |
| RGB | rgb(31, 8, 27) |
| HSL | hsl(310, 59%, 8%) |
| OKLCH | oklch(18.2% 0.051 334.6) |
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 #1F081B | 18.93:1 | AAA | Lc -107.3 | Preferred for body text |
| Black text on #1F081B | 1.10:1 | Fails | Lc 0.0 | Not readable |
| #1F081B text on white | 18.93:1 | AAA | Lc 105.2 | Preferred for body text |
| #1F081B text on black | 1.10:1 | 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
#F9F3F8
oklch(97% 0.009 330.9)
-
Step 100
100
#F2E6EF
oklch(93.7% 0.018 334.2)
-
Step 200
200
#E8D1E2
oklch(88.5% 0.034 334.9)
-
Step 300
300
#DAB3D0
oklch(81% 0.059 335.3)
-
Step 400
400
#C68AB9
oklch(70.8% 0.096 334.6)
-
Step 500
500
#B66BA7
oklch(63% 0.123 334.7)
-
Step 600
600
#A15292
oklch(55.6% 0.132 334.8)
-
Step 700
700
#8A427D
oklch(49.2% 0.124 334.6)
-
Step 800
800
#703765
oklch(42.7% 0.102 334.9)
-
Step 900
900
#5B3053
oklch(37.8% 0.08 334.3)
-
Step 950
950 (this color)
#1F081B
oklch(18.2% 0.051 334.6)
#1F081B 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) | #080E1C | 0.052 |
| Deuteranopia (no green cones) | #0F121A | 0.046 |
| Tritanopia (no blue cones) | #210910 | 0.025 |
| Achromatopsia (no color) | #111111 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1F081B
#1F081B
oklch(18.2% 0.051 334.6)
- #001809
#001809
oklch(18.4% 0.045 155)
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 #1F081B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Purple #2A0134 ΔE 0.059
- Very Dark Brown #1D0200 ΔE 0.061
- Midnight Purple #280137 ΔE 0.062
- Almost Black #070D0D ΔE 0.066
- Rich Black #0D1B2A ΔE 0.068
- Rich Navy #001219 ΔE 0.070
- Eggplant #380835 ΔE 0.078
- Dark Maroon #3C0008 ΔE 0.079
Use #1F081B 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.