#40294A
Closest named color: Space Cadet (#2B2D42). oklch(32.4% 0.064 315.1), rgb(64, 41, 74).
Aa
White text reads best on this color (12.85:1).
About this color
#40294A is a dark, muted purple. In OKLCH its lightness is 32%, its chroma 0.064 and its hue 315°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.044 away. White text reads best on it, at 12.85:1.
| Hue family | Purples |
| Lightness | dark (32%) |
| Chroma | muted (0.064) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.63:1 |
| White text | 12.85:1 |
Values
| HEX | #40294A |
| RGB | rgb(64, 41, 74) |
| HSL | hsl(282, 29%, 23%) |
| OKLCH | oklch(32.4% 0.064 315.1) |
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 #40294A | 12.85:1 | AAA | Lc -102.2 | Preferred for body text |
| Black text on #40294A | 1.63:1 | Fails | Lc 0.0 | Not readable |
| #40294A text on white | 12.85:1 | AAA | Lc 98.9 | Preferred for body text |
| #40294A text on black | 1.63:1 | 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 900.
-
Step 50
50
#F7F4F8
oklch(97.1% 0.006 317.8)
-
Step 100
100
#EDE7F0
oklch(93.5% 0.014 314.8)
-
Step 200
200
#E0D4E5
oklch(88.5% 0.026 316.1)
-
Step 300
300
#CDB8D6
oklch(81% 0.047 315.8)
-
Step 400
400
#B392C2
oklch(70.6% 0.078 315.1)
-
Step 500
500
#A077B2
oklch(63.1% 0.098 315.2)
-
Step 600
600
#8B5F9E
oklch(55.6% 0.107 315.2)
-
Step 700
700
#764E87
oklch(49.1% 0.099 315.3)
-
Step 800
800
#60406E
oklch(42.7% 0.083 315.1)
-
Step 900
900 (this color)
#40294A
oklch(32.4% 0.064 315.1)
-
Step 950
950
#2E2034
oklch(27% 0.041 315.5)
#40294A 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) | #23304B | 0.053 |
| Deuteranopia (no green cones) | #293349 | 0.049 |
| Tritanopia (no blue cones) | #3F2D36 | 0.042 |
| Achromatopsia (no color) | #323232 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #40294A
#40294A
oklch(32.4% 0.064 315.1)
- #253B18
#253B18
oklch(32.4% 0.064 135.1)
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 #40294A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.044
- Gunmetal #293241 ΔE 0.053
- Onyx #343A40 ΔE 0.064
- Prussian Blue #1D3557 ΔE 0.064
- Dark Blue Grey #1F3B4D ΔE 0.071
- Deep Violet #490648 ΔE 0.072
- Grape Purple #5D1451 ΔE 0.073
- Oxford Blue #1B263B ΔE 0.074
Use #40294A 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.