#232240
Closest named color: Oxford Blue (#1B263B). oklch(26.9% 0.055 283.6), rgb(35, 34, 64).
Aa
White text reads best on this color (15.28:1).
About this color
#232240 is a dark, muted purple. In OKLCH its lightness is 27%, its chroma 0.055 and its hue 284°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.022 away. White text reads best on it, at 15.28:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.37:1 |
| White text | 15.28:1 |
Values
| HEX | #232240 |
| RGB | rgb(35, 34, 64) |
| HSL | hsl(242, 31%, 19%) |
| OKLCH | oklch(26.9% 0.055 283.6) |
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 #232240 | 15.28:1 | AAA | Lc -104.9 | Preferred for body text |
| Black text on #232240 | 1.37:1 | Fails | Lc 0.0 | Not readable |
| #232240 text on white | 15.28:1 | AAA | Lc 102.1 | Preferred for body text |
| #232240 text on black | 1.37:1 | 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
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E8E8F6
oklch(93.5% 0.019 286)
-
Step 200
200
#D5D7F1
oklch(88.6% 0.036 282.1)
-
Step 300
300
#BABCEA
oklch(80.9% 0.065 282.9)
-
Step 400
400
#9898E0
oklch(70.8% 0.104 283.4)
-
Step 500
500
#807DD7
oklch(63.2% 0.133 283.4)
-
Step 600
600
#6A64C4
oklch(55.6% 0.145 283.4)
-
Step 700
700
#5953A9
oklch(49.2% 0.133 283.5)
-
Step 800
800
#484489
oklch(42.7% 0.111 283.2)
-
Step 900
900
#3C3A6E
oklch(37.7% 0.087 283.1)
-
Step 950
950 (this color)
#232240
oklch(26.9% 0.055 283.6)
#232240 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) | #182641 | 0.020 |
| Deuteranopia (no green cones) | #16243F | 0.021 |
| Tritanopia (no blue cones) | #1B282D | 0.048 |
| Achromatopsia (no color) | #252525 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #232240
#232240
oklch(26.9% 0.055 283.6)
- #2B2701
#2B2701
oklch(26.9% 0.055 103.5)
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 #232240, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.022
- Dark #1B2431 ΔE 0.034
- Space Cadet #2B2D42 ΔE 0.040
- Jet #212529 ΔE 0.048
- Gunmetal #293241 ΔE 0.055
- Rich Black #0D1B2A ΔE 0.060
- Prussian Blue #1D3557 ΔE 0.066
- Marine #042E60 ΔE 0.068
Use #232240 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.