#4D3F33
Closest named color: Charcoal Grey (#3C4142). oklch(37.9% 0.028 62.4), rgb(77, 63, 51).
Aa
White text reads best on this color (10.12:1).
About this color
#4D3F33 is a dark close to neutral grey. In OKLCH its lightness is 38%, its chroma 0.028. It has too little chroma to lean warm or cool. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.035 away. White text reads best on it, at 10.12:1.
| Hue family | Neutrals |
| Lightness | dark (38%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.07:1 |
| White text | 10.12:1 |
Values
| HEX | #4D3F33 |
| RGB | rgb(77, 63, 51) |
| HSL | hsl(28, 20%, 25%) |
| OKLCH | oklch(37.9% 0.028 62.4) |
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 #4D3F33 | 10.12:1 | AAA | Lc -97.6 | Preferred for body text |
| Black text on #4D3F33 | 2.07:1 | Fails | Lc 10.4 | Not readable |
| #4D3F33 text on white | 10.12:1 | AAA | Lc 93.5 | Preferred for body text |
| #4D3F33 text on black | 2.07:1 | Fails | Lc -9.0 | 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
#F7F5F3
oklch(97.1% 0.003 67.8)
-
Step 100
100
#EDE9E6
oklch(93.6% 0.006 59.6)
-
Step 200
200
#DFD8D2
oklch(88.6% 0.011 63.3)
-
Step 300
300
#CBBEB3
oklch(80.9% 0.021 62.8)
-
Step 400
400
#B09C8C
oklch(70.6% 0.033 60.9)
-
Step 500
500
#9D846F
oklch(63.1% 0.043 61.9)
-
Step 600
600
#876E58
oklch(55.6% 0.045 63)
-
Step 700
700
#735C48
oklch(49.2% 0.043 62.6)
-
Step 800
800
#5D4B3B
oklch(42.7% 0.035 63.3)
-
Step 900
900 (this color)
#4D3F33
oklch(37.9% 0.028 62.4)
-
Step 950
950
#2D251E
oklch(27.1% 0.017 63.2)
#4D3F33 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) | #434032 | 0.018 |
| Deuteranopia (no green cones) | #474333 | 0.016 |
| Tritanopia (no blue cones) | #523C3C | 0.022 |
| Achromatopsia (no color) | #424242 | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D3F33
#4D3F33
oklch(37.9% 0.028 62.4)
- #354450
#354450
oklch(37.8% 0.028 242.6)
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 #4D3F33, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.035
- Onyx #343A40 ΔE 0.053
- Purple Brown #673A3F ΔE 0.057
- Mud Brown #60460F ΔE 0.062
- Dark Slate Gray #2F4F4F ΔE 0.065
- Charcoal #264653 ΔE 0.071
- Dark Olive #373E02 ΔE 0.074
- Dark Grey Blue #29465B ΔE 0.078
Use #4D3F33 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.