#433A4C
Closest named color: Onyx (#343A40). oklch(36.5% 0.033 307.5), rgb(67, 58, 76).
Aa
White text reads best on this color (10.77:1).
About this color
#433A4C is a dark, muted purple. In OKLCH its lightness is 37%, its chroma 0.033 and its hue 307°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Onyx (#343A40), ΔE 0.035 away. White text reads best on it, at 10.77:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | muted (0.033) |
| Temperature | in between |
| Nearest name | Onyx (#343A40) |
| Black text | 1.94:1 |
| White text | 10.77:1 |
Values
| HEX | #433A4C |
| RGB | rgb(67, 58, 76) |
| HSL | hsl(270, 13%, 26%) |
| OKLCH | oklch(36.5% 0.033 307.5) |
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 #433A4C | 10.77:1 | AAA | Lc -98.9 | Preferred for body text |
| Black text on #433A4C | 1.94:1 | Fails | Lc 8.9 | Not readable |
| #433A4C text on white | 10.77:1 | AAA | Lc 95.0 | Preferred for body text |
| #433A4C text on black | 1.94:1 | Fails | Lc -7.6 | 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
#F6F5F7
oklch(97.1% 0.003 308.4)
-
Step 100
100
#EBE9EE
oklch(93.7% 0.007 304.2)
-
Step 200
200
#DBD7E0
oklch(88.5% 0.013 306)
-
Step 300
300
#C5BDCD
oklch(81% 0.024 308.1)
-
Step 400
400
#A79BB4
oklch(70.8% 0.038 307)
-
Step 500
500
#9282A1
oklch(63.2% 0.049 308.3)
-
Step 600
600
#7C6B8C
oklch(55.6% 0.054 308)
-
Step 700
700
#685977
oklch(49% 0.05 307.3)
-
Step 800
800
#554961
oklch(42.7% 0.042 307.4)
-
Step 900
900 (this color)
#433A4C
oklch(36.5% 0.033 307.5)
-
Step 950
950
#29242E
oklch(27% 0.02 307.7)
#433A4C 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) | #373D4D | 0.021 |
| Deuteranopia (no green cones) | #393E4B | 0.021 |
| Tritanopia (no blue cones) | #423C40 | 0.024 |
| Achromatopsia (no color) | #3D3D3D | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #433A4C
#433A4C
oklch(36.5% 0.033 307.5)
- #3A422F
#3A422F
oklch(36.6% 0.033 126.5)
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 #433A4C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Onyx #343A40 ΔE 0.035
- Charcoal Grey #3C4142 ΔE 0.035
- Dark Grey Blue #29465B ΔE 0.050
- Charcoal #264653 ΔE 0.051
- Dark Blue Grey #1F3B4D ΔE 0.053
- Gunmetal #293241 ΔE 0.056
- Space Cadet #2B2D42 ΔE 0.063
- Prussian Blue #1D3557 ΔE 0.065
Use #433A4C 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.