#23133B
Closest named color: Midnight Purple (#280137). oklch(23.3% 0.074 299), rgb(35, 19, 59).
Aa
White text reads best on this color (17.10:1).
About this color
#23133B is a very dark, moderately saturated purple. In OKLCH its lightness is 23%, its chroma 0.074 and its hue 299°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Midnight Purple (#280137), ΔE 0.042 away. White text reads best on it, at 17.10:1.
| Hue family | Purples |
| Lightness | very dark (23%) |
| Chroma | moderately saturated (0.074) |
| Temperature | in between |
| Nearest name | Midnight Purple (#280137) |
| Black text | 1.22:1 |
| White text | 17.10:1 |
Values
| HEX | #23133B |
| RGB | rgb(35, 19, 59) |
| HSL | hsl(264, 51%, 15%) |
| OKLCH | oklch(23.3% 0.074 299) |
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 #23133B | 17.10:1 | AAA | Lc -106.2 | Preferred for body text |
| Black text on #23133B | 1.22:1 | Fails | Lc 0.0 | Not readable |
| #23133B text on white | 17.10:1 | AAA | Lc 103.8 | Preferred for body text |
| #23133B text on black | 1.22:1 | 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
#F6F4FC
oklch(97.1% 0.011 297.6)
-
Step 100
100
#ECE6F9
oklch(93.5% 0.026 300.3)
-
Step 200
200
#DDD3F6
oklch(88.6% 0.049 298.5)
-
Step 300
300
#C8B4F2
oklch(80.8% 0.089 299.2)
-
Step 400
400
#AD8BEC
oklch(70.7% 0.142 298.9)
-
Step 500
500
#9A6BE5
oklch(63.1% 0.179 299)
-
Step 600
600
#864ED3
oklch(55.6% 0.196 299.3)
-
Step 700
700
#713EB7
oklch(49% 0.182 298.8)
-
Step 800
800
#5C3494
oklch(42.6% 0.151 299)
-
Step 900
900
#4B2F76
oklch(37.7% 0.117 298.8)
-
Step 950
950 (this color)
#23133B
oklch(23.3% 0.074 299)
#23133B 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) | #011C3C | 0.056 |
| Deuteranopia (no green cones) | #061B3A | 0.050 |
| Tritanopia (no blue cones) | #1E1B24 | 0.057 |
| Achromatopsia (no color) | #1C1C1C | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #23133B
#23133B
oklch(23.3% 0.074 299)
- #1B2100
#1B2100
oklch(23.3% 0.055 119.1)
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 #23133B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Purple #280137 ΔE 0.042
- Very Dark Purple #2A0134 ΔE 0.045
- Dark Purple #35063E ΔE 0.047
- Eggplant #380835 ΔE 0.052
- Dark Indigo #1F0954 ΔE 0.052
- Deep Purple #36013F ΔE 0.053
- Rich Black #0D1B2A ΔE 0.059
- Oxford Blue #1B263B ΔE 0.060
Use #23133B 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.