#1F0E23
Closest named color: Rich Black (#0D1B2A). oklch(19.9% 0.047 319.8), rgb(31, 14, 35).
Aa
White text reads best on this color (18.33:1).
About this color
#1F0E23 is a very dark, muted purple. In OKLCH its lightness is 20%, its chroma 0.047 and its hue 320°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.051 away. White text reads best on it, at 18.33:1.
| Hue family | Purples |
| Lightness | very dark (20%) |
| Chroma | muted (0.047) |
| Temperature | in between |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.14:1 |
| White text | 18.33:1 |
Values
| HEX | #1F0E23 |
| RGB | rgb(31, 14, 35) |
| HSL | hsl(289, 43%, 10%) |
| OKLCH | oklch(19.9% 0.047 319.8) |
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 #1F0E23 | 18.33:1 | AAA | Lc -107.0 | Preferred for body text |
| Black text on #1F0E23 | 1.14:1 | Fails | Lc 0.0 | Not readable |
| #1F0E23 text on white | 18.33:1 | AAA | Lc 104.9 | Preferred for body text |
| #1F0E23 text on black | 1.14:1 | 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
#F8F4F9
oklch(97.2% 0.008 319.4)
-
Step 100
100
#EFE7F1
oklch(93.7% 0.016 319.4)
-
Step 200
200
#E3D3E6
oklch(88.5% 0.031 320.9)
-
Step 300
300
#D1B6D8
oklch(81% 0.055 319.3)
-
Step 400
400
#B98FC4
oklch(70.7% 0.089 319.2)
-
Step 500
500
#A872B4
oklch(63.2% 0.113 320.2)
-
Step 600
600
#9359A0
oklch(55.6% 0.124 320.1)
-
Step 700
700
#7D4989
oklch(49.2% 0.115 319.9)
-
Step 800
800
#653C6F
oklch(42.6% 0.095 319.6)
-
Step 900
900
#53345A
oklch(37.8% 0.074 320.1)
-
Step 950
950 (this color)
#1F0E23
oklch(19.9% 0.047 319.8)
#1F0E23 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) | #0B1324 | 0.042 |
| Deuteranopia (no green cones) | #101522 | 0.037 |
| Tritanopia (no blue cones) | #1F1116 | 0.031 |
| Achromatopsia (no color) | #151515 | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1F0E23
#1F0E23
oklch(19.9% 0.047 319.8)
- #091B06
#091B06
oklch(20% 0.047 140.4)
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 #1F0E23, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.051
- Very Dark Purple #2A0134 ΔE 0.053
- Midnight Purple #280137 ΔE 0.055
- Rich Navy #001219 ΔE 0.067
- Eggplant #380835 ΔE 0.068
- Almost Black #070D0D ΔE 0.071
- Dark #1B2431 ΔE 0.072
- Dark Purple #35063E ΔE 0.074
Use #1F0E23 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.