#23234C
Closest named color: Oxford Blue (#1B263B). oklch(28% 0.074 280.5), rgb(35, 35, 76).
Aa
White text reads best on this color (14.82:1).
About this color
#23234C is a dark, moderately saturated purple. In OKLCH its lightness is 28%, its chroma 0.074 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.038 away. White text reads best on it, at 14.82:1.
| Hue family | Purples |
| Lightness | dark (28%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.41:1 |
| White text | 14.82:1 |
Values
| HEX | #23234C |
| RGB | rgb(35, 35, 76) |
| HSL | hsl(240, 37%, 22%) |
| OKLCH | oklch(28% 0.074 280.5) |
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 #23234C | 14.82:1 | AAA | Lc -104.4 | Preferred for body text |
| Black text on #23234C | 1.41:1 | Fails | Lc 0.0 | Not readable |
| #23234C text on white | 14.82:1 | AAA | Lc 101.6 | Preferred for body text |
| #23234C text on black | 1.41:1 | 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
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E6E8FB
oklch(93.5% 0.026 281.1)
-
Step 200
200
#D2D6F9
oklch(88.4% 0.048 280.2)
-
Step 300
300
#B6BBF9
oklch(81% 0.088 280.7)
-
Step 400
400
#9195F5
oklch(70.7% 0.139 280.4)
-
Step 500
500
#7977F1
oklch(63.1% 0.178 280.7)
-
Step 600
600
#645CE0
oklch(55.6% 0.194 280.7)
-
Step 700
700
#534BC2
oklch(49.1% 0.18 280.5)
-
Step 800
800
#443E9D
oklch(42.7% 0.149 280.8)
-
Step 900
900
#38367D
oklch(37.6% 0.117 280.4)
-
Step 950
950 (this color)
#23234C
oklch(28% 0.074 280.5)
#23234C 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) | #11294D | 0.028 |
| Deuteranopia (no green cones) | #0D264B | 0.030 |
| Tritanopia (no blue cones) | #142C33 | 0.065 |
| Achromatopsia (no color) | #282828 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #23234C
#23234C
oklch(28% 0.074 280.5)
- #302900
#302900
oklch(28% 0.058 99.3)
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 #23234C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.038
- Space Cadet #2B2D42 ΔE 0.044
- Marine #042E60 ΔE 0.052
- Dark #1B2431 ΔE 0.054
- Prussian Blue #1D3557 ΔE 0.056
- Gunmetal #293241 ΔE 0.059
- Dark Indigo #1F0954 ΔE 0.064
- Jet #212529 ΔE 0.068
Use #23234C 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.