#1F0C33
Closest named color: Midnight Purple (#280137). oklch(20.8% 0.074 302.8), rgb(31, 12, 51).
Aa
White text reads best on this color (18.12:1).
About this color
#1F0C33 is a very dark, moderately saturated purple. In OKLCH its lightness is 21%, its chroma 0.074 and its hue 303°. 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 18.12:1.
| Hue family | Purples |
| Lightness | very dark (21%) |
| Chroma | moderately saturated (0.074) |
| Temperature | in between |
| Nearest name | Midnight Purple (#280137) |
| Black text | 1.15:1 |
| White text | 18.12:1 |
Values
| HEX | #1F0C33 |
| RGB | rgb(31, 12, 51) |
| HSL | hsl(269, 62%, 12%) |
| OKLCH | oklch(20.8% 0.074 302.8) |
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 #1F0C33 | 18.12:1 | AAA | Lc -106.8 | Preferred for body text |
| Black text on #1F0C33 | 1.15:1 | Fails | Lc 0.0 | Not readable |
| #1F0C33 text on white | 18.12:1 | AAA | Lc 104.6 | Preferred for body text |
| #1F0C33 text on black | 1.15:1 | 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
#F7F4FC
oklch(97.2% 0.011 303.1)
-
Step 100
100
#EDE6F8
oklch(93.6% 0.025 303.5)
-
Step 200
200
#DFD2F4
oklch(88.5% 0.048 302.8)
-
Step 300
300
#CCB3F0
oklch(80.9% 0.088 303.2)
-
Step 400
400
#B289E8
oklch(70.6% 0.141 302.9)
-
Step 500
500
#A068E1
oklch(63% 0.18 303)
-
Step 600
600
#8B4CCF
oklch(55.6% 0.195 302.6)
-
Step 700
700
#773CB3
oklch(49.2% 0.181 303)
-
Step 800
800
#603391
oklch(42.7% 0.15 302.5)
-
Step 900
900
#4F2E74
oklch(37.8% 0.117 303)
-
Step 950
950 (this color)
#1F0C33
oklch(20.8% 0.074 302.8)
#1F0C33 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) | #001534 | 0.057 |
| Deuteranopia (no green cones) | #021632 | 0.056 |
| Tritanopia (no blue cones) | #1B141E | 0.053 |
| Achromatopsia (no color) | #161616 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1F0C33
#1F0C33
oklch(20.8% 0.074 302.8)
- #141B00
#141B00
oklch(20.7% 0.05 121.9)
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 #1F0C33, 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 0.034
- Dark Purple #35063E ΔE 0.055
- Eggplant #380835 ΔE 0.059
- Deep Purple #36013F ΔE 0.060
- Rich Black #0D1B2A ΔE 0.060
- Dark Indigo #1F0954 ΔE 0.063
- Navy Blue #001146 ΔE 0.066
Use #1F0C33 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.