#1F072C
Closest named color: Midnight Purple (#280137). oklch(19.3% 0.074 311.3), rgb(31, 7, 44).
Aa
White text reads best on this color (18.66:1).
About this color
#1F072C is a very dark, moderately saturated purple. In OKLCH its lightness is 19%, its chroma 0.074 and its hue 311°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Midnight Purple (#280137), ΔE 0.032 away. White text reads best on it, at 18.66:1.
| Hue family | Purples |
| Lightness | very dark (19%) |
| Chroma | moderately saturated (0.074) |
| Temperature | in between |
| Nearest name | Midnight Purple (#280137) |
| Black text | 1.12:1 |
| White text | 18.66:1 |
Values
| HEX | #1F072C |
| RGB | rgb(31, 7, 44) |
| HSL | hsl(279, 73%, 10%) |
| OKLCH | oklch(19.3% 0.074 311.3) |
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 #1F072C | 18.66:1 | AAA | Lc -107.0 | Preferred for body text |
| Black text on #1F072C | 1.12:1 | Fails | Lc 0.0 | Not readable |
| #1F072C text on white | 18.66:1 | AAA | Lc 104.9 | Preferred for body text |
| #1F072C text on black | 1.12:1 | 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
#F8F3FB
oklch(97% 0.012 313.2)
-
Step 100
100
#EFE5F7
oklch(93.5% 0.026 310.4)
-
Step 200
200
#E4D1F1
oklch(88.6% 0.048 311.7)
-
Step 300
300
#D3B1EA
oklch(80.9% 0.087 311.4)
-
Step 400
400
#BD86E0
oklch(70.8% 0.139 311.3)
-
Step 500
500
#AC64D7
oklch(63.1% 0.178 311.2)
-
Step 600
600
#9747C4
oklch(55.6% 0.193 311.1)
-
Step 700
700
#8137A9
oklch(49% 0.18 311.4)
-
Step 800
800
#692F89
oklch(42.7% 0.149 311.4)
-
Step 900
900
#552B6E
oklch(37.7% 0.117 311)
-
Step 950
950 (this color)
#1F072C
oklch(19.3% 0.074 311.3)
#1F072C 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) | #00112D | 0.065 |
| Deuteranopia (no green cones) | #04132B | 0.060 |
| Tritanopia (no blue cones) | #1D0F18 | 0.051 |
| Achromatopsia (no color) | #121212 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1F072C
#1F072C
oklch(19.3% 0.074 311.3)
- #0B1900
#0B1900
oklch(19.3% 0.053 131.8)
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 #1F072C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Purple #280137 ΔE 0.032
- Very Dark Purple #2A0134 ΔE 0.032
- Dark Purple #35063E ΔE 0.062
- Eggplant #380835 ΔE 0.063
- Deep Purple #36013F ΔE 0.065
- Rich Black #0D1B2A ΔE 0.068
- Aubergine #3D0734 ΔE 0.075
- Midnight #03012D ΔE 0.077
Use #1F072C 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.