#1F1039
Closest named color: Midnight Purple (#280137). oklch(22% 0.076 296.5), rgb(31, 16, 57).
Aa
White text reads best on this color (17.62:1).
About this color
#1F1039 is a very dark, moderately saturated purple. In OKLCH its lightness is 22%, its chroma 0.076 and its hue 296°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Midnight Purple (#280137), ΔE 0.038 away. White text reads best on it, at 17.62:1.
| Hue family | Purples |
| Lightness | very dark (22%) |
| Chroma | moderately saturated (0.076) |
| Temperature | in between |
| Nearest name | Midnight Purple (#280137) |
| Black text | 1.19:1 |
| White text | 17.62:1 |
Values
| HEX | #1F1039 |
| RGB | rgb(31, 16, 57) |
| HSL | hsl(262, 56%, 14%) |
| OKLCH | oklch(22% 0.076 296.5) |
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 #1F1039 | 17.62:1 | AAA | Lc -106.5 | Preferred for body text |
| Black text on #1F1039 | 1.19:1 | Fails | Lc 0.0 | Not readable |
| #1F1039 text on white | 17.62:1 | AAA | Lc 104.2 | Preferred for body text |
| #1F1039 text on black | 1.19:1 | 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
#F6F4FD
oklch(97.1% 0.012 296.4)
-
Step 100
100
#EBE7FA
oklch(93.7% 0.026 295.5)
-
Step 200
200
#DCD3F7
oklch(88.5% 0.05 296.8)
-
Step 300
300
#C6B5F4
oklch(80.9% 0.089 296.7)
-
Step 400
400
#AA8CEF
oklch(70.8% 0.143 296.5)
-
Step 500
500
#966BEA
oklch(63.1% 0.185 296.3)
-
Step 600
600
#824FD8
oklch(55.7% 0.2 296.4)
-
Step 700
700
#6E3EBB
oklch(49% 0.186 296.5)
-
Step 800
800
#5A3597
oklch(42.8% 0.153 296.8)
-
Step 900
900
#492F78
oklch(37.6% 0.12 296.6)
-
Step 950
950 (this color)
#1F1039
oklch(22% 0.076 296.5)
#1F1039 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) | #00193A | 0.052 |
| Deuteranopia (no green cones) | #011838 | 0.051 |
| Tritanopia (no blue cones) | #191922 | 0.059 |
| Achromatopsia (no color) | #191919 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1F1039
#1F1039
oklch(22% 0.076 296.5)
- #191D00
#191D00
oklch(21.9% 0.05 116.7)
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 #1F1039, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Purple #280137 ΔE 0.038
- Very Dark Purple #2A0134 ΔE 0.042
- Dark Indigo #1F0954 ΔE 0.052
- Dark Purple #35063E ΔE 0.053
- Rich Black #0D1B2A ΔE 0.057
- Navy Blue #001146 ΔE 0.059
- Deep Purple #36013F ΔE 0.059
- Eggplant #380835 ΔE 0.059
Use #1F1039 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.