#2A243C
Closest named color: Oxford Blue (#1B263B). oklch(27.9% 0.044 294.9), rgb(42, 36, 60).
Aa
White text reads best on this color (14.83:1).
About this color
#2A243C is a dark, muted purple. In OKLCH its lightness is 28%, its chroma 0.044 and its hue 295°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.026 away. White text reads best on it, at 14.83:1.
| Hue family | Purples |
| Lightness | dark (28%) |
| Chroma | muted (0.044) |
| Temperature | in between |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.41:1 |
| White text | 14.83:1 |
Values
| HEX | #2A243C |
| RGB | rgb(42, 36, 60) |
| HSL | hsl(255, 25%, 19%) |
| OKLCH | oklch(27.9% 0.044 294.9) |
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 #2A243C | 14.83:1 | AAA | Lc -104.5 | Preferred for body text |
| Black text on #2A243C | 1.41:1 | Fails | Lc 0.0 | Not readable |
| #2A243C text on white | 14.83:1 | AAA | Lc 101.7 | Preferred for body text |
| #2A243C 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
#F6F5FA
oklch(97.2% 0.007 295.5)
-
Step 100
100
#EAE8F3
oklch(93.6% 0.015 294.5)
-
Step 200
200
#DAD6EB
oklch(88.6% 0.029 294.5)
-
Step 300
300
#C2BBE0
oklch(81% 0.052 293.9)
-
Step 400
400
#A496D0
oklch(70.6% 0.085 295.2)
-
Step 500
500
#8E7CC3
oklch(63.1% 0.106 294.8)
-
Step 600
600
#7964B0
oklch(55.7% 0.116 295.1)
-
Step 700
700
#665397
oklch(49.2% 0.107 295)
-
Step 800
800
#53447A
oklch(42.7% 0.088 295.2)
-
Step 900
900
#443A63
oklch(37.8% 0.069 294)
-
Step 950
950 (this color)
#2A243C
oklch(27.9% 0.044 294.9)
#2A243C 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) | #1E283D | 0.023 |
| Deuteranopia (no green cones) | #1F273B | 0.021 |
| Tritanopia (no blue cones) | #26282D | 0.036 |
| Achromatopsia (no color) | #282828 | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2A243C
#2A243C
oklch(27.9% 0.044 294.9)
- #282B10
#282B10
oklch(27.9% 0.044 114.5)
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 #2A243C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.026
- Space Cadet #2B2D42 ΔE 0.029
- Dark #1B2431 ΔE 0.035
- Jet #212529 ΔE 0.042
- Gunmetal #293241 ΔE 0.045
- Prussian Blue #1D3557 ΔE 0.065
- Rich Black #0D1B2A ΔE 0.068
- Eggplant #380835 ΔE 0.073
Use #2A243C 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.