#433B4F
Closest named color: Charcoal Grey (#3C4142). oklch(36.9% 0.035 303), rgb(67, 59, 79).
Aa
White text reads best on this color (10.62:1).
About this color
#433B4F is a dark, muted purple. In OKLCH its lightness is 37%, its chroma 0.035 and its hue 303°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.036 away. White text reads best on it, at 10.62:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | muted (0.035) |
| Temperature | in between |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 1.97:1 |
| White text | 10.62:1 |
Values
| HEX | #433B4F |
| RGB | rgb(67, 59, 79) |
| HSL | hsl(264, 14%, 27%) |
| OKLCH | oklch(36.9% 0.035 303) |
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 #433B4F | 10.62:1 | AAA | Lc -98.6 | Preferred for body text |
| Black text on #433B4F | 1.97:1 | Fails | Lc 9.3 | Not readable |
| #433B4F text on white | 10.62:1 | AAA | Lc 94.6 | Preferred for body text |
| #433B4F text on black | 1.97:1 | Fails | Lc -8.0 | 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
#F6F5F7
oklch(97.1% 0.003 308.4)
-
Step 100
100
#EBE9EE
oklch(93.7% 0.007 304.2)
-
Step 200
200
#DBD7E1
oklch(88.5% 0.014 304.1)
-
Step 300
300
#C4BDCF
oklch(81% 0.026 303.4)
-
Step 400
400
#A69BB7
oklch(70.8% 0.042 303.2)
-
Step 500
500
#9082A5
oklch(63.1% 0.054 303.1)
-
Step 600
600
#7A6B90
oklch(55.6% 0.059 303.1)
-
Step 700
700
#67597B
oklch(49.1% 0.056 303.2)
-
Step 800
800
#544964
oklch(42.7% 0.046 303.1)
-
Step 900
900 (this color)
#433B4F
oklch(36.9% 0.035 303)
-
Step 950
950
#292430
oklch(27.1% 0.023 303.9)
#433B4F 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) | #373E50 | 0.021 |
| Deuteranopia (no green cones) | #393E4E | 0.019 |
| Tritanopia (no blue cones) | #413E42 | 0.028 |
| Achromatopsia (no color) | #3E3E3E | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #433B4F
#433B4F
oklch(36.9% 0.035 303)
- #3C432E
#3C432E
oklch(37% 0.036 123.1)
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 #433B4F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.036
- Onyx #343A40 ΔE 0.038
- Dark Grey Blue #29465B ΔE 0.047
- Charcoal #264653 ΔE 0.050
- Dark Blue Grey #1F3B4D ΔE 0.054
- Gunmetal #293241 ΔE 0.059
- Prussian Blue #1D3557 ΔE 0.065
- Space Cadet #2B2D42 ΔE 0.066
Use #433B4F 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.