#2A273B
Closest named color: Space Cadet (#2B2D42). oklch(28.5% 0.036 290.8), rgb(42, 39, 59).
Aa
White text reads best on this color (14.46:1).
About this color
#2A273B is a dark, muted purple. In OKLCH its lightness is 29%, its chroma 0.036 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.021 away. White text reads best on it, at 14.46:1.
| Hue family | Purples |
| Lightness | dark (29%) |
| Chroma | muted (0.036) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.45:1 |
| White text | 14.46:1 |
Values
| HEX | #2A273B |
| RGB | rgb(42, 39, 59) |
| HSL | hsl(249, 20%, 19%) |
| OKLCH | oklch(28.5% 0.036 290.8) |
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 #2A273B | 14.46:1 | AAA | Lc -104.1 | Preferred for body text |
| Black text on #2A273B | 1.45:1 | Fails | Lc 0.0 | Not readable |
| #2A273B text on white | 14.46:1 | AAA | Lc 101.2 | Preferred for body text |
| #2A273B text on black | 1.45:1 | 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
#F5F5F9
oklch(97.1% 0.005 286.3)
-
Step 100
100
#E9E9F2
oklch(93.7% 0.012 286.2)
-
Step 200
200
#D9D7E8
oklch(88.6% 0.023 291.3)
-
Step 300
300
#C0BCDB
oklch(80.8% 0.043 291.3)
-
Step 400
400
#A09AC9
oklch(70.8% 0.068 290.4)
-
Step 500
500
#8980BB
oklch(63.1% 0.088 290.6)
-
Step 600
600
#7369A7
oklch(55.6% 0.095 290.4)
-
Step 700
700
#61578F
oklch(49.1% 0.089 291)
-
Step 800
800
#4F4774
oklch(42.6% 0.074 291.1)
-
Step 900
900
#413C5E
oklch(37.7% 0.058 290.1)
-
Step 950
950 (this color)
#2A273B
oklch(28.5% 0.036 290.8)
#2A273B 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) | #222A3C | 0.016 |
| Deuteranopia (no green cones) | #22293A | 0.015 |
| Tritanopia (no blue cones) | #262A2E | 0.030 |
| Achromatopsia (no color) | #292929 | 0.037 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2A273B
#2A273B
oklch(28.5% 0.036 290.8)
- #2B2C16
#2B2C16
oklch(28.6% 0.037 110.8)
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 #2A273B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.021
- Oxford Blue #1B263B ΔE 0.026
- Dark #1B2431 ΔE 0.034
- Gunmetal #293241 ΔE 0.035
- Jet #212529 ΔE 0.038
- Prussian Blue #1D3557 ΔE 0.060
- Dark Blue Grey #1F3B4D ΔE 0.065
- Onyx #343A40 ΔE 0.066
Use #2A273B 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.