#23213E
Closest named color: Oxford Blue (#1B263B). oklch(26.5% 0.053 285.3), rgb(35, 33, 62).
Aa
White text reads best on this color (15.45:1).
About this color
#23213E is a dark, muted purple. In OKLCH its lightness is 27%, its chroma 0.053 and its hue 285°. 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 15.45:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | muted (0.053) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.35:1 |
| White text | 15.45:1 |
Values
| HEX | #23213E |
| RGB | rgb(35, 33, 62) |
| HSL | hsl(244, 31%, 19%) |
| OKLCH | oklch(26.5% 0.053 285.3) |
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 #23213E | 15.45:1 | AAA | Lc -105.0 | Preferred for body text |
| Black text on #23213E | 1.35:1 | Fails | Lc 0.0 | Not readable |
| #23213E text on white | 15.45:1 | AAA | Lc 102.3 | Preferred for body text |
| #23213E text on black | 1.35:1 | 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
#F5F5FB
oklch(97.2% 0.008 286.3)
-
Step 100
100
#E8E8F6
oklch(93.5% 0.019 286)
-
Step 200
200
#D6D6F0
oklch(88.4% 0.036 285.7)
-
Step 300
300
#BCBBE8
oklch(80.8% 0.063 285.9)
-
Step 400
400
#9A97DD
oklch(70.6% 0.101 285.4)
-
Step 500
500
#837CD4
oklch(63.1% 0.13 285.7)
-
Step 600
600
#6D64C1
oklch(55.6% 0.14 285.3)
-
Step 700
700
#5B52A6
oklch(49% 0.13 285.4)
-
Step 800
800
#4A4487
oklch(42.7% 0.108 284.9)
-
Step 900
900
#3E3A6C
oklch(37.8% 0.084 285.3)
-
Step 950
950 (this color)
#23213E
oklch(26.5% 0.053 285.3)
#23213E 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) | #17253F | 0.021 |
| Deuteranopia (no green cones) | #16233D | 0.021 |
| Tritanopia (no blue cones) | #1C272C | 0.046 |
| Achromatopsia (no color) | #242424 | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #23213E
#23213E
oklch(26.5% 0.053 285.3)
- #292703
#292703
oklch(26.7% 0.053 106.3)
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 #23213E, 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 0.032
- Space Cadet #2B2D42 ΔE 0.043
- Jet #212529 ΔE 0.046
- Rich Black #0D1B2A ΔE 0.057
- Gunmetal #293241 ΔE 0.058
- Prussian Blue #1D3557 ΔE 0.070
- Dark Purple #35063E ΔE 0.072
Use #23213E 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.