#433D58
Closest named color: Dark Grey Blue (#29465B). oklch(37.8% 0.046 294.3), rgb(67, 61, 88).
Aa
White text reads best on this color (10.25:1).
About this color
#433D58 is a dark, muted purple. In OKLCH its lightness is 38%, its chroma 0.046 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.043 away. White text reads best on it, at 10.25:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | muted (0.046) |
| Temperature | in between |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.04:1 |
| White text | 10.25:1 |
Values
| HEX | #433D58 |
| RGB | rgb(67, 61, 88) |
| HSL | hsl(253, 18%, 29%) |
| OKLCH | oklch(37.8% 0.046 294.3) |
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 #433D58 | 10.25:1 | AAA | Lc -97.9 | Preferred for body text |
| Black text on #433D58 | 2.04:1 | Fails | Lc 10.1 | Not readable |
| #433D58 text on white | 10.25:1 | AAA | Lc 93.8 | Preferred for body text |
| #433D58 text on black | 2.04:1 | Fails | Lc -8.7 | 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
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#EAE9F0
oklch(93.7% 0.009 292.8)
-
Step 200
200
#D9D7E5
oklch(88.5% 0.019 292.6)
-
Step 300
300
#C1BDD5
oklch(80.9% 0.034 293.3)
-
Step 400
400
#A29AC0
oklch(70.6% 0.055 294.6)
-
Step 500
500
#8C81B0
oklch(63% 0.071 295)
-
Step 600
600
#766A9C
oklch(55.5% 0.077 294.8)
-
Step 700
700
#635985
oklch(49.2% 0.07 294.1)
-
Step 800
800
#51496C
oklch(42.8% 0.058 294.3)
-
Step 900
900 (this color)
#433D58
oklch(37.8% 0.046 294.3)
-
Step 950
950
#272433
oklch(27% 0.028 293.6)
#433D58 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) | #374159 | 0.021 |
| Deuteranopia (no green cones) | #374057 | 0.021 |
| Tritanopia (no blue cones) | #3F4147 | 0.037 |
| Achromatopsia (no color) | #414141 | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #433D58
#433D58
oklch(37.8% 0.046 294.3)
- #414528
#414528
oklch(37.9% 0.046 115)
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 #433D58, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.043
- Charcoal Grey #3C4142 ΔE 0.046
- Onyx #343A40 ΔE 0.050
- Charcoal #264653 ΔE 0.050
- Dark Blue Grey #1F3B4D ΔE 0.058
- Prussian Blue #1D3557 ΔE 0.065
- Gunmetal #293241 ΔE 0.068
- Dark Slate Gray #2F4F4F ΔE 0.069
Use #433D58 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.