#403154
Closest named color: Space Cadet (#2B2D42). oklch(34.6% 0.062 303), rgb(64, 49, 84).
Aa
White text reads best on this color (11.76:1).
About this color
#403154 is a dark, muted purple. In OKLCH its lightness is 35%, its chroma 0.062 and its hue 303°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.052 away. White text reads best on it, at 11.76:1.
| Hue family | Purples |
| Lightness | dark (35%) |
| Chroma | muted (0.062) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.78:1 |
| White text | 11.76:1 |
Values
| HEX | #403154 |
| RGB | rgb(64, 49, 84) |
| HSL | hsl(266, 26%, 26%) |
| OKLCH | oklch(34.6% 0.062 303) |
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 #403154 | 11.76:1 | AAA | Lc -100.6 | Preferred for body text |
| Black text on #403154 | 1.78:1 | Fails | Lc 0.0 | Not readable |
| #403154 text on white | 11.76:1 | AAA | Lc 96.9 | Preferred for body text |
| #403154 text on black | 1.78:1 | 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
#F6F4F9
oklch(97% 0.007 304.2)
-
Step 100
100
#EBE8F1
oklch(93.6% 0.012 301.3)
-
Step 200
200
#DCD5E8
oklch(88.4% 0.027 302.5)
-
Step 300
300
#C6BADA
oklch(80.9% 0.046 302.4)
-
Step 400
400
#AA96C7
oklch(70.8% 0.074 303.2)
-
Step 500
500
#957BB9
oklch(63.1% 0.095 303)
-
Step 600
600
#8063A5
oklch(55.6% 0.104 303.4)
-
Step 700
700
#6C528D
oklch(49.1% 0.096 303.4)
-
Step 800
800
#584373
oklch(42.6% 0.081 303.3)
-
Step 900
900 (this color)
#403154
oklch(34.6% 0.062 303)
-
Step 950
950
#2A2236
oklch(27% 0.038 302.3)
#403154 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) | #293755 | 0.040 |
| Deuteranopia (no green cones) | #2C3853 | 0.038 |
| Tritanopia (no blue cones) | #3D373E | 0.049 |
| Achromatopsia (no color) | #383838 | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #403154
#403154
oklch(34.6% 0.062 303)
- #333F17
#333F17
oklch(34.7% 0.063 123.6)
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 #403154, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.052
- Prussian Blue #1D3557 ΔE 0.054
- Gunmetal #293241 ΔE 0.054
- Onyx #343A40 ΔE 0.056
- Dark Blue Grey #1F3B4D ΔE 0.060
- Charcoal Grey #3C4142 ΔE 0.068
- Dark Grey Blue #29465B ΔE 0.068
- Charcoal #264653 ΔE 0.074
Use #403154 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.