#23223C
Closest named color: Oxford Blue (#1B263B). oklch(26.7% 0.048 284.4), rgb(35, 34, 60).
Aa
White text reads best on this color (15.37:1).
About this color
#23223C is a dark, muted purple. In OKLCH its lightness is 27%, its chroma 0.048 and its hue 284°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.018 away. White text reads best on it, at 15.37:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | muted (0.048) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.36:1 |
| White text | 15.37:1 |
Values
| HEX | #23223C |
| RGB | rgb(35, 34, 60) |
| HSL | hsl(242, 28%, 18%) |
| OKLCH | oklch(26.7% 0.048 284.4) |
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 #23223C | 15.37:1 | AAA | Lc -105.0 | Preferred for body text |
| Black text on #23223C | 1.36:1 | Fails | Lc 0.0 | Not readable |
| #23223C text on white | 15.37:1 | AAA | Lc 102.3 | Preferred for body text |
| #23223C text on black | 1.36:1 | 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
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#E8E9F5
oklch(93.7% 0.016 282.3)
-
Step 200
200
#D6D7EE
oklch(88.5% 0.031 283.8)
-
Step 300
300
#BCBCE5
oklch(80.9% 0.058 285)
-
Step 400
400
#9A99D7
oklch(70.7% 0.09 284.6)
-
Step 500
500
#827FCD
oklch(63.2% 0.116 284.3)
-
Step 600
600
#6C67BA
oklch(55.7% 0.126 284.2)
-
Step 700
700
#5A55A0
oklch(49.1% 0.117 284.2)
-
Step 800
800
#4A4682
oklch(42.8% 0.097 284.5)
-
Step 900
900
#3D3B68
oklch(37.6% 0.076 284.2)
-
Step 950
950 (this color)
#23223C
oklch(26.7% 0.048 284.4)
#23223C 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) | #1A263D | 0.018 |
| Deuteranopia (no green cones) | #19243B | 0.017 |
| Tritanopia (no blue cones) | #1C272C | 0.041 |
| Achromatopsia (no color) | #252525 | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #23223C
#23223C
oklch(26.7% 0.048 284.4)
- #292707
#292707
oklch(26.7% 0.048 105.8)
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 #23223C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.018
- Dark #1B2431 ΔE 0.028
- Space Cadet #2B2D42 ΔE 0.040
- Jet #212529 ΔE 0.041
- Gunmetal #293241 ΔE 0.054
- Rich Black #0D1B2A ΔE 0.056
- Prussian Blue #1D3557 ΔE 0.070
- Marine #042E60 ΔE 0.074
Use #23223C 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.