#433F30
Closest named color: Charcoal Grey (#3C4142). oklch(36.7% 0.025 94.9), rgb(67, 63, 48).
Aa
White text reads best on this color (10.54:1).
About this color
#433F30 is a dark close to neutral grey. In OKLCH its lightness is 37%, its chroma 0.025. It has too little chroma to lean warm or cool. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.029 away. White text reads best on it, at 10.54:1.
| Hue family | Neutrals |
| Lightness | dark (37%) |
| Chroma | close to neutral grey (0.025) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 1.99:1 |
| White text | 10.54:1 |
Values
| HEX | #433F30 |
| RGB | rgb(67, 63, 48) |
| HSL | hsl(47, 17%, 23%) |
| OKLCH | oklch(36.7% 0.025 94.9) |
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 #433F30 | 10.54:1 | AAA | Lc -98.4 | Preferred for body text |
| Black text on #433F30 | 1.99:1 | Fails | Lc 9.4 | Not readable |
| #433F30 text on white | 10.54:1 | AAA | Lc 94.5 | Preferred for body text |
| #433F30 text on black | 1.99:1 | Fails | Lc -8.1 | 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
#F6F5F3
oklch(97% 0.003 84.6)
-
Step 100
100
#EBEAE6
oklch(93.7% 0.005 95.1)
-
Step 200
200
#DBD9D2
oklch(88.5% 0.01 93.6)
-
Step 300
300
#C4C1B3
oklch(80.9% 0.02 96.9)
-
Step 400
400
#A6A18C
oklch(70.7% 0.03 96)
-
Step 500
500
#918A6F
oklch(63.2% 0.04 95.2)
-
Step 600
600
#7B7358
oklch(55.5% 0.041 93.5)
-
Step 700
700
#676148
oklch(49.1% 0.038 96.2)
-
Step 800
800
#544F3B
oklch(42.7% 0.032 95.7)
-
Step 900
900 (this color)
#433F30
oklch(36.7% 0.025 94.9)
-
Step 950
950
#29261E
oklch(26.9% 0.015 89.9)
#433F30 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) | #423E2F | 0.004 |
| Deuteranopia (no green cones) | #434030 | 0.003 |
| Tritanopia (no blue cones) | #463D3B | 0.022 |
| Achromatopsia (no color) | #3F3F3F | 0.025 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #433F30
#433F30
oklch(36.7% 0.025 94.9)
- #3B3E4C
#3B3E4C
oklch(36.7% 0.024 275.6)
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 #433F30, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.029
- Onyx #343A40 ΔE 0.043
- Dark Olive #373E02 ΔE 0.059
- Dark Slate Gray #2F4F4F ΔE 0.061
- Charcoal #264653 ΔE 0.064
- Pakistan Green #283618 ΔE 0.066
- Mud Brown #60460F ΔE 0.070
- Evergreen #05472A ΔE 0.073
Use #433F30 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.