#231C2E
Closest named color: Dark (#1B2431). oklch(24.3% 0.035 301.7), rgb(35, 28, 46).
Aa
White text reads best on this color (16.44:1).
About this color
#231C2E is a very dark, muted purple. In OKLCH its lightness is 24%, its chroma 0.035 and its hue 302°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark (#1B2431), ΔE 0.029 away. White text reads best on it, at 16.44:1.
| Hue family | Purples |
| Lightness | very dark (24%) |
| Chroma | muted (0.035) |
| Temperature | in between |
| Nearest name | Dark (#1B2431) |
| Black text | 1.27:1 |
| White text | 16.44:1 |
Values
| HEX | #231C2E |
| RGB | rgb(35, 28, 46) |
| HSL | hsl(263, 24%, 15%) |
| OKLCH | oklch(24.3% 0.035 301.7) |
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 #231C2E | 16.44:1 | AAA | Lc -105.8 | Preferred for body text |
| Black text on #231C2E | 1.27:1 | Fails | Lc 0.0 | Not readable |
| #231C2E text on white | 16.44:1 | AAA | Lc 103.4 | Preferred for body text |
| #231C2E text on black | 1.27:1 | 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
#F6F5F9
oklch(97.2% 0.005 297.7)
-
Step 100
100
#EBE8F1
oklch(93.6% 0.012 301.3)
-
Step 200
200
#DCD6E6
oklch(88.6% 0.023 302.9)
-
Step 300
300
#C5BBD8
oklch(80.9% 0.042 301.2)
-
Step 400
400
#A897C4
oklch(70.7% 0.067 302)
-
Step 500
500
#937DB5
oklch(63.1% 0.086 302)
-
Step 600
600
#7D66A0
oklch(55.6% 0.091 301.7)
-
Step 700
700
#6A5489
oklch(49% 0.086 302.4)
-
Step 800
800
#56456F
oklch(42.6% 0.071 302.1)
-
Step 900
900
#473A5A
oklch(37.6% 0.056 302.5)
-
Step 950
950 (this color)
#231C2E
oklch(24.3% 0.035 301.7)
#231C2E 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) | #181F2F | 0.021 |
| Deuteranopia (no green cones) | #191F2D | 0.020 |
| Tritanopia (no blue cones) | #211F23 | 0.027 |
| Achromatopsia (no color) | #1F1F1F | 0.035 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #231C2E
#231C2E
oklch(24.3% 0.035 301.7)
- #1D230F
#1D230F
oklch(24.4% 0.036 122.7)
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 #231C2E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark #1B2431 ΔE 0.029
- Jet #212529 ΔE 0.036
- Oxford Blue #1B263B ΔE 0.037
- Rich Black #0D1B2A ΔE 0.039
- Space Cadet #2B2D42 ΔE 0.063
- Eggplant #380835 ΔE 0.067
- Dark Purple #35063E ΔE 0.073
- Aubergine #3D0734 ΔE 0.073
Use #231C2E 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.