#230B39
Closest named color: Midnight Purple (#280137). oklch(21.8% 0.085 304), rgb(35, 11, 57).
Aa
White text reads best on this color (17.82:1).
About this color
#230B39 is a very dark, moderately saturated purple. In OKLCH its lightness is 22%, its chroma 0.085 and its hue 304°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Midnight Purple (#280137), ΔE 0.024 away. White text reads best on it, at 17.82:1.
| Hue family | Purples |
| Lightness | very dark (22%) |
| Chroma | moderately saturated (0.085) |
| Temperature | in between |
| Nearest name | Midnight Purple (#280137) |
| Black text | 1.17:1 |
| White text | 17.82:1 |
Values
| HEX | #230B39 |
| RGB | rgb(35, 11, 57) |
| HSL | hsl(271, 68%, 13%) |
| OKLCH | oklch(21.8% 0.085 304) |
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 #230B39 | 17.82:1 | AAA | Lc -106.5 | Preferred for body text |
| Black text on #230B39 | 1.17:1 | Fails | Lc 0.0 | Not readable |
| #230B39 text on white | 17.82:1 | AAA | Lc 104.3 | Preferred for body text |
| #230B39 text on black | 1.17:1 | 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
#F7F3FD
oklch(97% 0.014 304.1)
-
Step 100
100
#EEE5FA
oklch(93.5% 0.03 305.1)
-
Step 200
200
#E1D1F8
oklch(88.6% 0.056 303.9)
-
Step 300
300
#CFB1F6
oklch(81% 0.1 304.1)
-
Step 400
400
#B784F1
oklch(70.7% 0.161 304.2)
-
Step 500
500
#A560EC
oklch(63.1% 0.205 303.8)
-
Step 600
600
#9140DA
oklch(55.6% 0.223 303.9)
-
Step 700
700
#7C30BD
oklch(49.1% 0.208 304.1)
-
Step 800
800
#652A99
oklch(42.8% 0.172 304.2)
-
Step 900
900
#52287A
oklch(37.7% 0.135 304.2)
-
Step 950
950 (this color)
#230B39
oklch(21.8% 0.085 304)
#230B39 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) | #00173A | 0.065 |
| Deuteranopia (no green cones) | #001838 | 0.066 |
| Tritanopia (no blue cones) | #1F1621 | 0.061 |
| Achromatopsia (no color) | #181818 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #230B39
#230B39
oklch(21.8% 0.085 304)
- #151E00
#151E00
oklch(21.8% 0.054 124)
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 #230B39, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Purple #280137 ΔE 0.024
- Very Dark Purple #2A0134 ΔE 0.028
- Dark Purple #35063E ΔE 0.043
- Deep Purple #36013F ΔE 0.048
- Eggplant #380835 ΔE 0.051
- Dark Indigo #1F0954 ΔE 0.053
- Aubergine #3D0734 ΔE 0.064
- Navy Blue #001146 ΔE 0.068
Use #230B39 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.