#23204E
Closest named color: Oxford Blue (#1B263B). oklch(27.5% 0.082 282.5), rgb(35, 32, 78).
Aa
White text reads best on this color (15.12:1).
About this color
#23204E is a dark, moderately saturated purple. In OKLCH its lightness is 28%, its chroma 0.082 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.045 away. White text reads best on it, at 15.12:1.
| Hue family | Purples |
| Lightness | dark (28%) |
| Chroma | moderately saturated (0.082) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.38:1 |
| White text | 15.12:1 |
Values
| HEX | #23204E |
| RGB | rgb(35, 32, 78) |
| HSL | hsl(244, 42%, 22%) |
| OKLCH | oklch(27.5% 0.082 282.5) |
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 #23204E | 15.12:1 | AAA | Lc -104.6 | Preferred for body text |
| Black text on #23204E | 1.38:1 | Fails | Lc 0.0 | Not readable |
| #23204E text on white | 15.12:1 | AAA | Lc 101.9 | Preferred for body text |
| #23204E text on black | 1.38:1 | 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
#F4F5FE
oklch(97.2% 0.012 281.1)
-
Step 100
100
#E6E8FD
oklch(93.6% 0.028 281.5)
-
Step 200
200
#D3D5FD
oklch(88.4% 0.055 283)
-
Step 300
300
#B7B9FE
oklch(80.9% 0.097 282.7)
-
Step 400
400
#9492FE
oklch(70.8% 0.155 282.5)
-
Step 500
500
#7C72FB
oklch(63.1% 0.197 282.4)
-
Step 600
600
#6855EB
oklch(55.7% 0.216 282.5)
-
Step 700
700
#5744CC
oklch(49.1% 0.2 282.5)
-
Step 800
800
#4739A5
oklch(42.7% 0.166 282.7)
-
Step 900
900
#3A3383
oklch(37.7% 0.13 282.2)
-
Step 950
950 (this color)
#23204E
oklch(27.5% 0.082 282.5)
#23204E 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) | #072850 | 0.038 |
| Deuteranopia (no green cones) | #04244D | 0.039 |
| Tritanopia (no blue cones) | #132A33 | 0.070 |
| Achromatopsia (no color) | #262626 | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #23204E
#23204E
oklch(27.5% 0.082 282.5)
- #2D2800
#2D2800
oklch(27.4% 0.057 102.2)
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 #23204E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.045
- Space Cadet #2B2D42 ΔE 0.053
- Dark Indigo #1F0954 ΔE 0.054
- Marine #042E60 ΔE 0.055
- Dark #1B2431 ΔE 0.060
- Prussian Blue #1D3557 ΔE 0.063
- Midnight Blue #191970 ΔE 0.066
- Gunmetal #293241 ΔE 0.069
Use #23204E 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.