#433D61
Closest named color: Dark Grey Blue (#29465B). oklch(38.2% 0.061 290.9), rgb(67, 61, 97).
Aa
White text reads best on this color (10.10:1).
About this color
#433D61 is a dark, muted purple. In OKLCH its lightness is 38%, its chroma 0.061 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.048 away. White text reads best on it, at 10.10:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | muted (0.061) |
| Temperature | in between |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.07:1 |
| White text | 10.10:1 |
Values
| HEX | #433D61 |
| RGB | rgb(67, 61, 97) |
| HSL | hsl(250, 23%, 31%) |
| OKLCH | oklch(38.2% 0.061 290.9) |
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 #433D61 | 10.10:1 | AAA | Lc -97.5 | Preferred for body text |
| Black text on #433D61 | 2.07:1 | Fails | Lc 10.5 | Not readable |
| #433D61 text on white | 10.10:1 | AAA | Lc 93.4 | Preferred for body text |
| #433D61 text on black | 2.07:1 | Fails | Lc -9.1 | 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
#F5F5F9
oklch(97.1% 0.005 286.3)
-
Step 100
100
#E9E8F2
oklch(93.5% 0.013 290.7)
-
Step 200
200
#D9D7E9
oklch(88.6% 0.025 291)
-
Step 300
300
#C0BCDD
oklch(80.9% 0.046 290.9)
-
Step 400
400
#A099CB
oklch(70.7% 0.073 290.8)
-
Step 500
500
#897FBE
oklch(63% 0.094 290.7)
-
Step 600
600
#7468AA
oklch(55.7% 0.101 291.1)
-
Step 700
700
#615692
oklch(49.1% 0.095 290.9)
-
Step 800
800
#4F4776
oklch(42.7% 0.077 290.6)
-
Step 900
900 (this color)
#433D61
oklch(38.2% 0.061 290.9)
-
Step 950
950
#262338
oklch(27% 0.039 290.1)
#433D61 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) | #334262 | 0.027 |
| Deuteranopia (no green cones) | #334160 | 0.027 |
| Tritanopia (no blue cones) | #3C434A | 0.051 |
| Achromatopsia (no color) | #424242 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #433D61
#433D61
oklch(38.2% 0.061 290.9)
- #44461D
#44461D
oklch(38.2% 0.061 111.5)
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 #433D61, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.048
- Charcoal #264653 ΔE 0.058
- Charcoal Grey #3C4142 ΔE 0.061
- Onyx #343A40 ΔE 0.064
- Dark Blue Grey #1F3B4D ΔE 0.066
- Prussian Blue #1D3557 ΔE 0.067
- Twilight Blue #0A437A ΔE 0.071
- Dark Slate Blue #483D8B ΔE 0.072
Use #433D61 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.